Stingers reveals the shadowy and ambiguous world of undercover cops - people with covert lives and constantly changing identities. They are the police who defeat crime from within the criminal world.
SnakeheadThe Undercover Unit is called in to investigate when eleven illegal immigrants are found dead inside a shipping container.
Rich Man's World
E2
Rich Man's WorldChurch uses an informant to infiltrate a drug syndicate, with tragic consequences.
Beyond Redemption
E3
Beyond RedemptionAngie goes undercover at a halfway house to obtain evidence against a psychopathic killer.
Tell Me You Love Me
E4
Tell Me You Love MeChurch and MacKenzie pose as a married couple experiencing relationship difficulties as they investigate a murder.
Fool to Want You
E5
Fool to Want YouChurch becomes the prime suspect in a murder investigation when he moonlights as a private investigator.
Family Values
E6
Family ValuesChurch goes undercover in a bikie gang to expose a major amphetamine ring, with unexpected and tragic consequences.
Whatever It Takes
E7
Whatever It TakesThe future of the Undercover Unit looks uncertain when Stone is investigated for the shooting death of biker Chicken Lake.
Into the Darkness
E8
Into the DarknessIn the aftermath of Bill Hollister's murder, MacKenzie grieves while Church tries to bring the killer to justice.
Foster Cops
E9
Foster CopsChurch and Danni pose as foster parents in an unusual operation to capture Australia's Most Wanted Armed Robber.
The Whisper Room
E10
The Whisper RoomThe Undercover Unit investigates a group of paedophiles who use an internet chat-room to procure their victims.
Feud
E11
FeudThe Undercovers investigate an extortion attempt against a pharmaceutical company and find themselves at the centre of a long-term feud.
One of Us
E12
One of UsStone is recruited by an Assistant Commissioner to assassinate the Bomb-maker responsible for Bill Hollister's death.
Dog Eat Dog
E13
Dog Eat DogThe Undercover Unit stage an intensive investigation to nail the ex-police officer believed responsible for Bill Hollister's murder.
Slice
E14
SliceDanni's cover is blown and her career is threatened when an escaped criminal seeks his revenge.
Love Hurts
E15
Love HurtsA case of mistaken identity results in Stone being recruited to assist with a major armed robbery.
Psychotic Episode
E16
Psychotic EpisodeStrange guns, UFOs, and piggerists with glass eyes - it's all in a day's work for Church, when his only source of information for a possible murder case is a paranoid schizophrenic.
Closure
E17
ClosureMacKenzie investigates a Private Detective who specialises in adoption cases, with the secret hope of locating her birth mother.
True Colours
E18
True ColoursMacKenzie makes contact with her natural mother and both women become embroiled in an Undercover operation to nail a mastermind armed robber.
Too Many Crooks
E19
Too Many CrooksThe Unit works with an undercover operative from Queensland to defeat a gang of amphetamine dealers responsible for a kidnapping.
Just Another Day
E20
Just Another DayStone is caught in a siege situation at a hospital when an armed robbery goes horribly wrong.
Reunion
E21
ReunionChurch's worlds collide when he has to attend his twenty year high-school reunion as part of a drug sting.
Do the Right Thing
E22
Do the Right ThingAs Church, Danni, Stone and Angie focus on a drug sting, MacKenzie is distracted by an invitation to apply for Head of Homicide - which would mean leaving the Undercover Unit.
Cast of Season 4
Peter PhelpsPeter Church
Kate KendallAngie Piper
Andrew WalkerProducer
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