It Takes a Killer

Season 1

TV-14
It Takes A Killer investigates the world's most notorious murders and takes you inside the minds of the killers. Expert investigators review evidence, profile each killer's behavior, and describe the chilling forensic details of each case.

Where to Watch Season 1

104 Episodes

  • The Craigslist Killer
    E1
    The Craigslist KillerWhen three different women who advertised in the Erotic Services section of Craigslist are assaulted, one of them killed, Boston police match surveillance video and witness reports to a man that no one would ever suspect to be a killer.
  • Snipers in the Capital
    E2
    Snipers in the CapitalWhen a deadly sniper terrorizes the DC area for weeks, frantic police put out an APB for a white van. But the FBI has a theory that there might be more than one sniper, and they're not driving a white van.
  • Intern Gone Missing
    E3
    Intern Gone MissingWhen government intern Chandra Levy goes missing just hours after she decides to move to a new city, detectives discover she may have been having an affair with a senator - the only suspect with a possible motive.
  • Jodi Arias
    E4
    Jodi AriasWhen a deadly sniper terrorizes the DC area for weeks, frantic police put out an APB for a white van, but the FBI has a theory that there might be more than one sniper, and they're not driving a white van.
  • Deaths In The Family
    E5
    Deaths In The FamilyWhen three members of the same family die of mysterious causes, police being to suspect they have been poisoned. Detectives exhume bodies and confirm the presence of antifreeze, but who is the poisoner, and why? The secret almost dies when a fourth family member is poisoned, but survives.
  • Phil Spector
    E6
    Phil SpectorWhen an aspiring actress is found dead in the home of a legendary music producer, he claims it was suicide. But as detectives piece together the crime scene, study the pattern of blood splatter, and the position of the weapon, they zero in on their suspect and a history of bizarre behavior.
  • Bind, Torture, Kill
    E7
    Bind, Torture, KillA killer terrorizes Wichita, Kansas, preying on random people and families, tying them up, and strangling them. But then the killer goes quiet. When he resurfaces decades later, police find a way to lure him to reveal his identity - and it's a man no one suspected.
  • The Ghost Of Baton Rouge
    E8
    The Ghost Of Baton RougeWhen a series of women are murdered in Baton Rouge, police draw a profile and begin DNA testing a segment of the city's population - white men. But when one victim survives, she tells detectives they're on the wrong trail. The killer isn't white.
  • Stephanie Lazarus
    E9
    Stephanie LazarusWhen a newly married woman is killed at home, police believe it's a robbery gone wrong. But 20 years later, an LAPD officer opens the cold case file and sees the crime in a new way. The murder was staged to look like a robbery and the killer could actually be a cop - from the same department.
  • The Casanova Killer
    E10
    The Casanova KillerWhen four women are killed at different times in different states after going home from a bar with a handsome young man dressed like a cowboy, detectives don't realize the murders are linked together. When they do, their killer is on the run and the manhunt is on.
  • The Green River Killer
    E11
    The Green River KillerOver 20 years four-dozen women are murdered in Washington State, many of them prostitutes, and five of the victims are found in the Green River. The notorious killer evades identification for decades, despite being arrested twice.
  • A Wife Goes Missing
    E12
    A Wife Goes MissingInvestigating the world's most notorious murders, going inside the minds and motives of the killers who committed them; experts from the FBI, Scotland Yard and leading homicide investigators review crime scene evidence.
  • A Stalker Strikes
    E13
    A Stalker StrikesWhen a law school student is strangled to death in her bed, detectives discover that someone had been secretly watching her for months. Not only did he videotape her through her second story window, but she knew him extremely well.
  • The Mutilator Of Baton Rouge
    E14
    The Mutilator Of Baton RougeA geeky clerk turned prolific serial killer flies under the radar for years, as cops investigate another serial murderer. When law enforcement finally tracks him down, they discover he's far more demented than they ever imagined.
  • The Vampire Teens
    E15
    The Vampire TeensA group of high school outcasts are on the run through the Southeastern United States after their leader commits a savage double homicide. Cops finally catch the thrill-seeking teens, only to find out they're a makeshift vampire cult.
  • The Preacher, His Mistress, And Murder
    E16
    The Preacher, His Mistress, And MurderA minister, his wife, and a mysterious suicide. When a wife and mother overdose, no one suspects foul play. The family forces investigators to dig deeper, only to find out she was murdered by the last person anyone would have expected.
  • Oscar Pistorius
    E17
    Oscar PistoriusAn Olympic hero shoots his girlfriend at his home in the middle of the night. Has he mistaken her for an intruder or is it all part of a precisely calculated plot to get away with murder?
  • The Sadist Of San Luis Obispo
    E18
    The Sadist Of San Luis ObispoA sexual predator turns the quiet town of San Luis Obispo into a hunting ground, preying on young, college age women. Through persistence and the tiniest of clues, law enforcement tracks down the sadistic killer and brings him to justice.
  • The Gainesville Ripper
    E19
    The Gainesville RipperAn ex-con on the run sets up camp in Gainesville, Florida. But, he's not satisfied just hiding out. This seasoned killer cannot be controlled and he won't stop killing until he's paid back society for his eight years behind bars.
  • The Con Artist Killers
    E20
    The Con Artist KillersMother and son grifters crisscross the United States, pulling off every scam and con imaginable. But when these criminal masterminds graduate to multiple homicides, they're finally caught by the long arms of the law.
  • A Woman Scorned
    E21
    A Woman ScornedA promising young attorney is shot and killed in a jealous rage by an obsessed, on-again off-again girlfriend. But can she convince the jury that she's the victim and get away with murder?
  • The Fast Food Killer
    E22
    The Fast Food KillerA short order cook with aspirations of country stardom falls on hard times. With his dreams crushed, he returns to what he knows best - stick ups - only this time his armed robberies result in a ruthless spree of killing fast food workers.
  • Murder for Millions
    E23
    Murder for MillionsA millionaire inventor rolls the dice with a much younger fiancee. But he'll soon find out that she and her secret boyfriend have played him for his money and the price of this game is his life.
  • Author of Death
    E24
    Author of DeathOut on parole, an ex-con turned published author goes on a 24-hour killing spree. But when he unknowingly leaves one of his victims alive to identify him, cops who launch a multi state manhunt and bring him to justice.
  • A Son Snaps
    E25
    A Son SnapsAfter years of abuse, a high school valedictorian snaps, viciously stabbing his mother in the family's garage. He almost gets away with her savage murder, except for a couple small inconsistencies in his alibi that reveal his true plans.
  • Trailer Park Tragedy
    E26
    Trailer Park TragedyA bizarre lover's triangle turns lethal and a mother of two suddenly disappears. Cops investigate the missing person's case but soon discover it's the coldest murders committed by two jilted ex-lovers.
  • Of Muscles and Murder aka A Fugitive And A Killer
    E27
    Of Muscles and Murder aka A Fugitive And A KillerWhen one bodybuilder wants what another bodybuilder has, the end result is a murder-for-hire. The mastermind resurfaces for nearly a decade late, half a world away only to kill a police officer before law enforcement brings him to justice.
  • The Happy Face Killer
    E28
    The Happy Face KillerA long-haul trucker with a lust for killing crisscrosses the country looking for his next victim. Police don't connect any of this serial murderer's crimes until he slips up and takes out someone from his inner circle.
  • Partners in Evil
    E29
    Partners in EvilTwo ex-marines join forces for one sole nefarious purpose - to abduct women and keep them a sex slaves. This evil duo carries out their "operation" with military precision, unafraid to kill innocent civilians along the way.
  • The Venomous Veterinarian
    E30
    The Venomous VeterinarianThe disappearance of a decorated military man stumps law enforcement and shocks a central Texas community. But once investigators did into his home life, they uncover a vicious murder plot involving his veterinarian wife.
  • In Search of a Kill
    E31
    In Search of a KillA drug abuser out on a joy ride kidnaps then kills an innocent coed in Oregon. Investigators spend months attempting to solve what they believe is a missing person's until the perpetrator strikes again 1400 miles away.
  • Terror on the Strip
    E32
    Terror on the StripA serial killer with a history of serial rape terrorizes Tampa, Florida's red light district, targeting women of night at random. This killer gets away with murder for months, only to be brought to justice by the one victim he let go.
  • Master Bob
    E33
    Master BobA Michigan town in disbelief after a well-respected real estate entrepreneur becomes the prime suspect in his wife's murder. The investigation into the homicide uncovers a sordid tale of double lives.
  • The House of Horrors
    E34
    The House of HorrorsA former army medic devises a sick plan to kidnap women, impregnate them and keep them in his basement as part of a personal baby farm. When the plans turn to actions, women experience the hell of a veritable house of horrors.
  • A Wolf in Woman's Clothing
    E35
    A Wolf in Woman's ClothingThe murder of a millionaire doctor's wife sets off a massive manhunt throughout New England. Law enforcement quickly locates the suspected killer only to find out he has a history of not only violence but also cross-dressing.
  • Murderous Miranda
    E36
    Murderous MirandaAn unemployed teen mom and her new husband concoct a plan to kill an innocent man they meet on Craigslist. The end result is a vicious stabbing that sends shock waves through a small Pennsylvania community.
  • The Slavemaster
    E37
    The SlavemasterA father, husband and businessman by day transforms into a sadomasochistic by night. This veteran con-man lures unsuspecting women with a web of lies and empty promises only to trap them in a world of sex slavery and murder.
  • An Opportunity to Kill
    E38
    An Opportunity to KillA wayward ex-marine drifts through central Oregon, off everyone's radar. He's homeless and forgotten about, committing petty crimes here and there, until one day he spots Amyjane and gets the urge to kill.
  • A Treacherous Triangle
    E39
    A Treacherous TriangleWhen a young man is brutally murdered in his home, the only suspect with a motive is his ex-girlfriend, who claims she hasn't seen the victim for months; detectives uncover evidence, and phone messages that tell a different story.
  • Doctor Death
    E40
    Doctor DeathFor more than a decade, a genius doctor with a homicidal hobby gets away with murder at hospitals across two continents. Cops race against incredible odds to track him down just before he takes his next job and kills...again.
  • The Jigsaw Man
    E41
    The Jigsaw ManTerror strikes London, England as severed body parts start showing up at random locations across the countryside. Police must piece together the human jigsaw puzzle in order to track down the perpetrator.
  • Fit to Kill
    E42
    Fit to KillA beautiful brunette is killed and left inside a burned out luxury car in the high desert. At first, it seems as though the perpetrators have gotten away with murder.
  • Redneck Retribution
    E43
    Redneck RetributionA scorned mistress exacts the ultimate revenge, hiring a group of derelicts to kill the wife of her lover. When the heat comes, she plays the victim and denies any involvement.
  • Seduced to Death
    E44
    Seduced to DeathAn evil seductress targets two Georgia police, bleeding them dry, then killing them for their life insurance benefits. This black widow gets away with murder for years before law enforcement untangles her web of seduction.
  • The Toy Box
    E45
    The Toy BoxA state employee wreaks havoc on Southwestern New Mexico, abducting women then keep them captive in his homemade torture chamber, the toy box.
  • The Acid Lady
    E46
    The Acid LadyA loving father vanishes without a trace in central California, setting off a feverish missing person's investigation. Cops follow the trail of clues and discover that their missing person isn't missing at all.
  • Killer Cabbie
    E47
    Killer CabbieA serial killer lays siege to Jacksonville, Florida, strangling young African-American women to death then callously discarding of their bodies.
  • A Random Rampage
    E48
    A Random RampageFive people are killed from two separate families in two different states. Police quickly identify the suspect - an ex-con who's recently escaped from a halfway house. The race is on to capture him before he can kill again.
  • The Devil Next Door
    E49
    The Devil Next DoorWhen a friendly woman is savagely murdered, cops suspect her killer is an ex-lover. But after two years of investigation, law enforcement discovers the real perpetrators are her bigoted neighbor and his deranged friends.
  • Enforcer Of Death
    E50
    Enforcer Of DeathA British landlord offers free rent to a female "enforcer" if she'll take care of his troublesome tenants. The only problem is she ends up murdering a tenant and the landlord himself.
  • The Keyes To Murder
    E51
    The Keyes To MurderA self-taught serial killer crisscrosses the country at random, murdering victims with tools he calls “kill kits.” Law enforcement is clueless to the madman’s actions until he breaks his own rule and targets a victim close to home.
  • If The Walls Could Talk
    E52
    If The Walls Could TalkThe mysterious disappearance of a surgeon's wife sparks a feverish homicide investigation, which quickly goes cold. It takes law enforcement 15 years before they can gather enough circumstantial evidence to bring her killer to justice.
  • Homicide In The High Desert
    E53
    Homicide In The High DesertWhen the soon-to-be ex-wife of a prominent investment banker dies inside her home, it initially appears as though she suffered an accidental fall. Yet law enforcement discovers it was no accident but an act of rage by a desperate man.
  • Bonded In Murder
    E54
    Bonded In MurderA street preacher and his teenage protégé run an Internet scam to rob unsuspecting men, steal their identities, then dump their dead bodies in the woods. The scheme works multiple times until one of the marks escapes.
  • Of Vengeance And Murder
    E55
    Of Vengeance And MurderA criminal terrorizes central Florida, robbing middle aged men, executing them and disposing of their dead bodies. The homicides continue for two years until a bloody handprint leads to the serial killer who happens to be a woman.
  • The Honeybee Killer
    E56
    The Honeybee KillerA mentally unstable man goes on a two-hour shooting spree, killing one man and wounding two others. Cops have no suspects, until the shooter resurfaces to rob a tanning salon and ends up face-to-face with a iron-willed customer.
  • The Bad Son
    E57
    The Bad SonA gunman attempts to take out an entire family one by one as they enter their house. It takes law enforcement nearly two years to crack the code behind the murders only to find out they were masterminded by someone too close for comfort.
  • Killer Rabbi
    E58
    Killer RabbiWhen a rabbi's wife is savagely murdered inside the family's suburban New Jersey home, it looks like a robbery gone wrong. After years of chasing down leads, police catch a break on a sadistic murder plot.
  • Murderous Ambition
    E59
    Murderous AmbitionWhen a husband and his pregnant wife are shot leaving a child birthing class, police are lead to believe it's a random act of violence. But after weeks of eliminating false suspects, cops lock in on the real perpetrator.
  • Spoiled, Rotten & Ruthless
    E60
    Spoiled, Rotten & RuthlessAfter three members of an affluent family are mowed down inside their home, law enforcement locks in on a primary person of interest.
  • A Split Personality
    E61
    A Split PersonalityWhen a woman is gunned down in the parking lot of her therapist's office building, it looks like a random act of violence. But security footage and eyewitnesses quickly reveal that the murder is part of a larger scheme.
  • The Poughkeepsie Predator
    E62
    The Poughkeepsie PredatorA serial killer lays siege to upstate New York, targeting women of the night, one by one. Law enforcement investigates the cases for nearly two years, until they find out the perpetrator has been living amongst their dead bodies.
  • What Happened to Jana?
    E63
    What Happened to Jana?The search a local business woman who vanished quickly morphs into a homicide investigation after police discover microscopic evidence inside the woman's home and car. But with no body or eyewitnesses, can law enforcement bring the killer to justice?
  • The Grim Sleeper
    E64
    The Grim SleeperA merciless killer terrorizes South Los Angeles during the 1980s then appears to go dormant for 14 years only to resurface in the most hideous way possible. But through technological advances law enforcement is able to bring the madman to justice.
  • Dreaming Of Murder
    E65
    Dreaming Of MurderA woman's clairvoyant dream leads cops to the body of a dead woman hidden in the bushes on a pristine beach. As investigators peel back the layers, they soon find out the victim had been marked for death by someone she used to love and trust.
  • Body Parts In My Pocket
    E66
    Body Parts In My PocketA serial killer crisscrosses California, leaving a trail of dead bodies in random locations. Law enforcement is nowhere near catching the dangerous sociopath, until he shows up at a Sheriff's Department with a victim's body part in his jacket.
  • Menace to Society
    E67
    Menace to SocietyA serial predator targets men at gay bars, leaving a trail of dead bodies along the southeastern United States. Cops struggle to play catch up, until the perpetrator leaves behind a key piece of evidence at a crime scene.
  • The Burial He Wanted
    E68
    The Burial He WantedThe disappearance of a wealthy retiree in South Florida quickly turns from a missing person's case to a full blown homicide investigation focused around an unexpected perpetrator and her convoluted plan to get away with murder.
  • The Green Widow
    E69
    The Green WidowThe murder of a man inside his suburban Los Angeles home sets off a chain reaction of murder, conspiracy and furious cover-ups, which ultimately point back to a mastermind who's in it for the money.
  • The Snitch Who Kills
    E70
    The Snitch Who KillsLaw enforcement investigates a series of unsolved murders in the state of Colorado over the course of a year, only to realize all the seemingly isolated incidents all point back to a single FBI informant.
  • Blood Thicker Than Marriage
    E71
    Blood Thicker Than MarriageCops investigate the apparent carjacking of a husband and wife in East Los Angeles, California only to discover that the ambush was a ruse, carried out by cousins, to kill the husband for insurance money.
  • Too Late To Say Sorry
    E72
    Too Late To Say SorryA triple homicide in small town Maine rocks a community and destroys a family. It doesn't take police long to piece together the elements of the crime, and its ruthless cover-up, which point back to a perpetrator close to home.
  • Mad Maksim
    E73
    Mad MaksimA disgruntled man snaps and goes on killing spree, terrorizing the entire borough of Brooklyn, New York. Cops track the killer's trail of victims for more than 24 hours before they finally hunt him down across the city.
  • The Clear Lake Murders
    E74
    The Clear Lake MurdersFour young adults are gunned down inside an affluent home in a quiet suburb of Houston, Texas. Police investigate the quadruple homicide for three years before arriving at a coldblooded killer with a convoluted motive.
  • Scott Peterson
    E75
    Scott PetersonA central California community is rocked when a pregnant wife vanishes without a trace on Christmas Eve. After months of tireless investigation, cops make two grisly discoveries that confirm the expectant mom had been targeted for murder.
  • Brothers in Arms
    E76
    Brothers in ArmsA bloodbath inside a Beverly Hills, California mansion sparks a high publicized investigation. After months working the case, law enforcement uncovers the secrets of a family so deep in turmoil that a coldblooded murder plot was hatched.
  • Down In Flames
    E77
    Down In FlamesThe discovery of a burned body on the side of the road in Dallas kick starts a furious race to find a killer. With surveillance footage and a string of eyewitnesses, it takes local police less than 72 hours to identify the perpetrator.
  • They'll Never Find Her Body
    E78
    They'll Never Find Her BodyA mother disappears, leaving behind three kids and a husband she planned to divorce. Law enforcement determines she's been the victim of a homicide but it takes them nearly two decades to unravel the mystery, and bring her killer to justice.
  • Mother Knows Death
    E79
    Mother Knows DeathA homicide at the intersection of a teenage daughter and her boyfriend who can't get out from underneath a mother's overbearing eye. Once cops unravel the twisted web of lies, they uncover the shocking truth behind a murder plot.
  • Rage & Anger
    E80
    Rage & AngerThe random murder of a woman in Central Montana sends law enforcement on the hunt for a killer; using a network of informants and good old fashioned methods the authorities track down the mentally unstable man behind the motiveless crime.
  • A Preference for Poison
    E81
    A Preference for PoisonWhen a Southern California high school teacher suddenly dies, it appears his death was due to natural causes. But once law enforcement starts looking into his widow, they uncover her treacherous past and preference for using poison to kill.
  • Mrs. Wrong
    E82
    Mrs. WrongA heartbroken millionaire marries a much younger woman, ending with a shotgun blast to the stomach and a lethal dose of poison.
  • Blood on the Chef's Apron
    E83
    Blood on the Chef's ApronWhen a chef's wife goes missing from Southern California, it initially appears she may have voluntarily walked away from the life she knew. Yet, after months of investigation, detectives uncover she was the victim of a ruthless homicide.
  • Process of Elimination
    E84
    Process of EliminationA vicious custody battle ends when one of the parents vanishes without a trace. Law enforcement investigates the usual suspects only to uncover a seemingly premeditated murder and a sickening attempt to cover it up.
  • Of Disbelief & Death
    E85
    Of Disbelief & DeathA controversial family of atheists walks away from their life's work without warning. When law enforcement stops investigating the disappearances, an intrepid journalist picks up the torch and hunts down a mastermind hell-bent on revenge.
  • Lethal Payback
    E86
    Lethal PaybackCops in suburban Fort Worth, Texas investigate a brutal killing at a construction site. After months of interviews, extensive forensic analysis, and a massive process of elimination, homicide detectives finally track down a suspect.
  • The Son of Sam
    E87
    The Son of SamA deranged man, with an unforgettable nickname, terrorizes New York City in the late 1970s, leaving a trail of dead and wounded in his wake. This killer operates with impunity for nearly 13 months until a parking ticket lead to his capture.
  • A Cold-Blooded Cover Up
    E88
    A Cold-Blooded Cover UpPolice in rural Minnesota investigate the murder of a missing woman whose body was dumped next to an abandoned farmhouse. After a year of investigation, and with the help of some unlikely informants, they narrow down the suspect pool.
  • An Axe to Grind
    E89
    An Axe to GrindA husband and wife are savagely attacked by an axe wielding murderer. When the wife survives, but loses her memory of the attack, police must rely on the evidence to see if her pre amnesia identification of the killer proves true.
  • Six Degrees Of Serial Murder
    E90
    Six Degrees Of Serial MurderA transient turned serial killer uses Louisiana's capital city as his private hunting, leaving a trail of dead women over a three-year span. Cops struggle to stop him, until he leaves a survivor and brings him to justice.
  • Fatal Secrets
    E91
    Fatal SecretsThe mystery of a soccer mom moonlighting as an escort who disappears from Western Colorado. It takes homicide detectives nearly seven years to unravel a horrific cover up perpetrated by a suspect they'd identified from the outset.
  • Killer Handyman
    E92
    Killer HandymanThe brutal murder of a recent widower inside his North Dakota home. Law enforcement quickly uncover evidence that reveals the homicide is part of a desperate plan from a person almost too close for suspicion.
  • Rhode Island Ripper
    E93
    Rhode Island RipperWhen women in a working class Rhode Island town begin mysteriously disappearing, cops investigate and discover the dark obsession of a serial killer nobody suspected.
  • Cleveland Killer
    E94
    Cleveland KillerA damaged man turns Cleveland, Ohio into a hunting ground as part of a twisted plan to exact revenge on the women who hurt him.
  • New Orleans Massacre
    E95
    New Orleans MassacreA merciless triple homicide in New Orleans, Louisiana leaves law enforcement with puzzling clues. But as they piece together the mystery, they quickly realize there's way more to the murders than a robbery gone wrong.
  • The Missing Pendant
    E96
    The Missing PendantThe murder of a grandmother in the suburbs of Cincinnati sends a small-town police department into a furious hunt for a killer. It takes nearly a year until a piece of jewelry as unique as a fingerprint brings the murderer to justice.
  • The Informant
    E97
    The InformantIn Southern California, law enforcement hunt for a serial killer who is targeting elderly women within a few mile radius. After weeks of searching, a survivor comes forward with a description that blows the case wide open.
  • Bayou Strangler
    E98
    Bayou StranglerA serial predator terrorizes Southeastern Louisiana strangling men to death and disposing of their bodies like trash. This deranged killer gets away with murder for nearly a decade until a potential victim escapes his clutches.
  • Cold Storage Killer
    E99
    Cold Storage KillerPolice follow the trail of a young Californian woman who vanishes without a trace. Authorities work the missing person investigation for years until a random encounter turns them onto a chilling discovery and an even colder criminal.
  • Nameless In New Jersey
    E100
    Nameless In New JerseyThe discovery of a Jane Doe underneath a New Jersey bridge kick starts an intensive investigation to figure out who she is and how she died.
  • Targeted Teacher
    E101
    Targeted TeacherThe murder of a respected college professor sends shock waves through suburban Richmond, Virginia. Cops investigate the homicide nonstop until evidence reveals a cold-blooded killer's premeditated plot.
  • Lone Star Killer
    E102
    Lone Star KillerA church-going mother with no known enemies suddenly disappears from Northeastern Texas. As cops investigate the missing persons case they uncover a serial predator from the shadows and rush to stop him before he kills again.
  • Missing In Minnesota
    E103
    Missing In MinnesotaThe clock is ticking as police in northern Minnesota rush to rescue a kidnapped college student. It takes NASA technology for law enforcement to uncover the identity of the abductor, who turns out to be a serial predator.
  • A Killer Hand
    E104
    A Killer HandThe slaying of a casino worker in Las Vegas, Nevada sends panic through Sin City. When cops investigate beyond the bright lights of the strip, they uncover a murder conspiracy that is months in the making.

 

  •   
  •   
  •   
  •   
  •   
  •   
  •   

Take Plex everywhere

Watch free anytime, anywhere, on almost any device.
See the full list of supported devices