The Big Bang Theory

Season 8

TV-PG
67%75%
Sheldon is rescued from his soul-searching cross-country train trip (older but no wiser) and that means The Big Bang Theory gang's all here to spread another gear's cheer as TV's most attended laugh seminar. Enrol in the comic curriculum to observe Leonard's minor surgery, which signals a major catastrophe for Sheldon, Howard's obsession over his mum's relationship with friend-turned-freeloader Stuart and the unexpected results of Penny's technique as a pharmaceutical sales rep. Discover ways to re-create proms not attended or holiday celebrations not especially beloved and play a new game based on Raj's dating life. Savour online fan Fiction by Amy, watch Bernadette take indelicate command of some delicate family matters and, who knows, you might spot a cool special guest or two.

Where to Watch The Big Bang Theory • Season 8

24 Episodes

  • The Locomotion Interruption
    E1
    The Locomotion InterruptionLeonard and Amy make an unexpected trip to Arizona to fetch Sheldon; Penny interviews for a job at Bernadette's company; Stuart's relationship with Mrs. Wolowitz disturbs Howard.
  • The Junior Professor Solution
    E2
    The Junior Professor SolutionSheldon is forced to teach a class as a Junior Professor and Howard decides to enroll in it. Meanwhile, Amy plays both sides when tension arises between Penny and Bernadette.
  • The First Pitch Insufficiency
    E3
    The First Pitch InsufficiencyHoward becomes nervous after NASA asks him to throw out the first pitch at a Los Angeles Angels game. Meanwhile, Leonard and Penny try to prove Sheldon wrong when he says that he and Amy have a 'superior' relationship.
  • The Hook-Up Reverberation
    E4
    The Hook-Up ReverberationRaj's honesty comes back to haunt him when his new girlfriend is unfriendly to Penny. The guys think about becoming part owners in Stuart's store.
  • The Focus Attenuation
    E5
    The Focus AttenuationThe girls head to Las Vegas for some weekend fun, while the guys try to invent something cool, but only come up with new ways to procrastinate.
  • The Expedition Approximation
    E6
    The Expedition ApproximationSheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine by simulating the conditions in a steam tunnel deep underground. Meanwhile, Leonard and Penny seek advice from Howard and Bernadette after they fight about money.
  • The Misinterpretation Agitation
    E7
    The Misinterpretation AgitationThe guys try to help Penny out of an awkward work dilemma, when a smitten doctor shows up at her door after her flirtatious sales techniques work a little too well. Meanwhile, Amy and Bernadette argue over whether or not female scientists should play up their sexuality.
  • The Prom Equivalency
    E8
    The Prom EquivalencyThe girls decide to re-enact their high school proms with the guys. While Sheldon feels under pressure to commit to his relationship with Amy, Howard worries about who Stuart will bring as his date.
  • The Septum Deviation
    E9
    The Septum DeviationWhen Leonard gets minor surgery on his nose, Sheldon is the one in need of sympathy. Meanwhile, Raj's parents' impending divorce causes Howard and Bernadette to work on their own marriage.
  • The Champagne Reflection
    E10
    The Champagne ReflectionWhile Sheldon says a tearful goodbye to the final installment of "Fun with Flags", Leonard, Howard and Raj search for something significant in a dead professor's research. And Bernadette finds out what her colleagues really think of her.
  • The Clean Room Infiltration
    E11
    The Clean Room InfiltrationLeonard and Howard turn to Raj for help in dealing with a work emergency when they nearly come to blows after blaming each other for a potential disaster at the university. Amy throws an authentic Victorian Christmas party, while Sheldon seeks revenge on her for making him celebrate the holidays.
  • The Space Probe Disintegration
    E12
    The Space Probe DisintegrationHoward tries to distract Raj, who is anxiously awaiting data from a space probe he helped launch. Meanwhile, Sheldon and Leonard go dress shopping with Penny and Amy.
  • The Anxiety Optimization
    E13
    The Anxiety OptimizationWhen Sheldon becomes stuck in a rut with his work, the gang tries to help him by raising his stress levels. Howard teases Raj with a game called "Emily or Cinnamon?"
  • The Troll Manifestation
    E14
    The Troll ManifestationLeonard and Sheldon publish a paper which is widely accepted except for comments from an internet troll. Meanwhile, the girls reminisce about embarrassing incidents from their past.
  • The Comic Book Store Regeneration
    E15
    The Comic Book Store RegenerationHoward receives some shocking news as everyone prepares for the reopening of Stuart’s comic book store. Penny teaches Sheldon how to “let it go,” but can’t follow her own advice after she learns something infuriating about Amy. Also, Leonard and Raj think they spot Nathan Fillion at a restaurant.
  • The Intimacy Acceleration
    E16
    The Intimacy AccelerationAs a joke, Sheldon and Penny try an experiment designed to make participants fall in love. Meanwhile, Leonard, Amy, Raj and Emily spend the evening trying to escape a room with a “zombie.” And, after returning from Mrs. Wolowitz’ funeral, Bernadette and Howard run into trouble at the airport.
  • The Colonization Application
    E17
    The Colonization ApplicationA trip to the pet store ends in a fight after Amy learns Sheldon has applied for a one-way mission to colonize Mars. Meanwhile, Leonard surprises Penny with a very "adult" purchase, and Raj gets into trouble when he snoops around Emily's apartment.
  • The Leftover Thermalization
    E18
    The Leftover ThermalizationFriction ensues when a magazine fails to mention Leonard in an article about the paper he co-wrote with Sheldon. Also, a blackout at Mrs. Wolowitz’s home leads to a final family dinner in her honor.
  • The Skywalker Incursion
    E19
    The Skywalker IncursionWhen Leonard and Sheldon are invited to speak at UC Berkeley, they take a detour to try to meet an idol. Also, when Bernadette and Howard battle over the fate of his Doctor Who TARDIS, Raj and Amy offer to settle the dispute with a game of ping pong.
  • The Fortification Implementation
    E20
    The Fortification ImplementationWhen Sheldon and Amy build a blanket fort, they come to major crossroads in their relationship. Also, Howard meets the half-brother he never knew he had. Meanwhile, Penny is invited to appear on Wil Wheaton’s podcast, but things turn awkward when Leonard joins them.
  • The Communication Deterioration
    E21
    The Communication DeteriorationWhen Raj is asked to create a message in case a NASA mission discovers alien life, the guys fight over what he should do. Also, Penny is torn between auditioning for a movie or keeping her successful pharmaceutical sales job.
  • The Graduation Transmission
    E22
    The Graduation TransmissionHoward questions his engineering abilities when he and Sheldon can’t get a toy drone to fly. Meanwhile, a cancelled flight nearly prevents Leonard from giving the commencement address at his former high school, and Raj pits his parents against each other when his father cuts him off financially.
  • The Maternal Combustion
    E23
    The Maternal CombustionPersonalities collide when Sheldon and Leonard’s mothers finally meet. Meanwhile, Howard finally decides to “man up” and do his fair share of the housework – but not without a little help from his friends.
  • The Commitment Determination
    E24
    The Commitment DeterminationAs Sheldon presses Leonard and Penny to set a wedding date, he encounters major changes in his own relationship with Amy. Meanwhile, Raj contemplates breaking up with Emily, and Howard and Bernadette struggle with asking Stuart to move out of their house.

Cast of The Big Bang Theory • Season 8

  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRajesh Koothrappali
  • Melissa RauchBernadette Rostenkowski
  • Mayim BialikAmy Farrah Fowler

The Big Bang Theory • Season 8 Ratings & Reviews

Watch The Big Bang Theory • Season 8 Videos

  • The Big Bang Theory: Season 8
    The Big Bang Theory: Season 8Trailer
  • The Big Bang Theory: What I Did On My Summer Vacation
    The Big Bang Theory: What I Did On My Summer VacationBehind the Scenes
  • The Big Bang Theory: Kaley Cucco Receives A Star On The Walk Of Fame
    The Big Bang Theory: Kaley Cucco Receives A Star On The Walk Of FameBehind the Scenes
  • The Big Bang Theory: Cast Speaks Out
    The Big Bang Theory: Cast Speaks OutScene

 

  •   
  •   
  •   
  •   
  •   
  •   
  •   

Take Plex everywhere

Watch free anytime, anywhere, on almost any device.
See the full list of supported devices
    Watch The Big Bang Theory • Season 8 Full Episodes Online - Plex