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12On the fifth season premiere, Penny worries that she's screwed things up permanently with her friends after her night with Raj, while Sheldon takes command of the paintball team.
The Infestation Hypothesis12A battle of wills between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya (Aarti Mann).
The Pulled Groin Extrapolation12Attending a co-worker's wedding, Leonard and Amy (Mayim Bialik) get to know each other better, while Howard and Bernadette spend the weekend with Mrs Wolowitz!
The Wiggly Finger Catalyst12When Raj is upset he's the only one of the four guys who's not in a relationship, Penny sets out to find the perfect date, introducing him to Emily, a girl he can actually talk to!
The Russian Rocket Reaction12Sheldon and Leonard get invited to a housewarming party at Wil Wheaton's house. Howard gets an out-of-this-world opportunity!
The Rhinitis Revelation12Sheldon craves attention from his visiting mother.
The Good Guy Fluctuation12Sheldon tries to spook his friends on Halloween.
The Isolation Permutation12Bernadette and Penny shop for wedding dresses without Amy.
The Ornithophobia Diffusion12Sheldon must overcome his fear of birds.
The Flaming Spittoon AcquisitionPGSheldon becomes jealous when Stuart asks Amy for a date.
The Speckerman Recurrence12Leonard comes face-to-face with his high school bully.
The Shiny Trinket Manoeuvre12Sheldon gets in trouble with Amy, and it's up to Penny to teach him how to be a better boyfriend. Howard, meanwhile, must come to grips with Bernadette's dislike of children.
The Recombination Hypothesis12Everything might change when Leonard offers Penny a spur of the moment invitation to a romantic dinner for two on the 100th episode of the series.
The Beta Test InitiationLeonard and Penny 'beta test' their relationship.
The Friendship ContractionPGSheldon's selfish demands force Leonard to reconsider their friendship. Meanwhile, Howard tries to pick his astronaut nickname. NASA astronaut Mike Massimino guest stars.
The Vacation SolutionPGWhen Sheldon is forced to take a vacation by the university, he goes to work with Amy in her neurobiology lab.
The Rothman Disintegration12When a corner office at the University opens up, Sheldon must compete for it with his office nemesis, Barry Kripke. Meanwhile, Penny receives an unusual gift from Amy.
The Werewolf TransformationPGA change in Sheldon's routine forces him to re-evaluate his entire life, when his barber is sick. Meanwhile, Howard rethinks his decision to go into space after astronaut training.
The Weekend VortexPGSheldon chooses to participate in a guys-only weekend Star Wars gaming marathon rather than go with Amy to her aunt's birthday party -- and gets a lesson from Penny and Amy.
The Transporter Malfunction12It's a dream come true for Sheldon when he has a close encounter with his hero, Mr Spock -- legendary sci-fi icon Leonard Nimoy.
The Hawking ExcitationPGSheldon has a chance to meet his hero, Stephen Hawking.
The Stag Convergence12Howard's wedding plans are in jeopardy after the guys (and Wil Wheaton) throw him a bachelor party and details of his sexual history are leaked online.
The Launch Acceleration12When NASA reschedules Howard's mission and puts his wedding plans in jeopardy, he's forced to face his fears and Bernadette's dad (Casey Sander).
The Countdown Reflection12When Howard and Bernadette decide they want to be married before his NASA space launch, the gang rushes to put on a wedding, on the fifth season finale.
Show more- About this series
- Mensa-fied best friends and roommates Leonard and Sheldon, physicists who work at the California Institute of Technology, may be able to tell everybody more than they want to know about quantum physics, but getting through most basic social situations, especially ones involving women, totally baffles them. How lucky, then, that babe-alicious waitress/aspiring actress Penny moves in next door. Frequently seen hanging out with Leonard and Sheldon are friends and fellow Caltech scientists Wolowitz and Koothrappali. Will worlds collide? Does Einstein theorize in the woods?
- PGHD
- Ratings81%85%
- CastJohnny Galecki, Jim Parsons, Kaley Cuoco
- CrewMark Cendrowski (Director), Anthony Rich (Director)
- GenreComedy
- Seasons12
- ChannelHBOMax
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