On the fourth season premiere, Penny (series star KALEY CUOCO) finds herself along for the ride on Sheldon's (series star JIM PARSONS) first date ever. Meanwhile, Wolowitz (series star SIMON HELBERG) finds a new use for a robotic arm. MAYIM BIALIK guest stars as Sheldon's date, Amy Fowler.
24 Eps.
Cast: Johnny Galecki, Jim Parsons, Kaley Cuoco, Mayim Bialik, Melissa Rauch, Simon Helberg, Kunal Nayyar
On the fourth season premiere, Penny (series star KALEY CUOCO) finds herself along for the ride on Sheldon's (series star JIM PARSONS) first date ever. Meanwhile, Wolowitz (series star SIMON HELBERG) finds a new use for a robotic arm. MAYIM BIALIK guest stars as Sheldon's date, Amy Fowler.
24 Eps.
Ends 31 Dec 2025
Eng
Chi, Eng
4K
Cast
Johnny Galecki
Jim Parsons
Kaley Cuoco
Mayim Bialik
Melissa Rauch
Simon Helberg
Kunal Nayyar
New
E1
The Robotic Manipulation
E1
The Robotic Manipulation
New
On the fourth season premiere, Penny finds herself along for the ride on Sheldon's first date ever. Meanwhile, Wolowitz
20mins
Ends 31 Dec 2025
New
E2
The Cruciferous Vegetable Amplification
E2
The Cruciferous Vegetable Amplification
New
When Sheldon realizes he won't live long enough to download his consciousness into a robot body, he attempts to extend h
19mins
Ends 31 Dec 2025
New
E3
The Zazzy Substitution
E3
The Zazzy Substitution
New
The guys are concerned as Sheldon searches for an alternative to human companionship after he and Amy break up.
20mins
Ends 31 Dec 2025
New
E4
The Hot Troll Deviation
E4
The Hot Troll Deviation
New
An embarrassing secret of Wolowitz's comes to light, while Sheldon and Raj have a small war at work.
18mins
Ends 31 Dec 2025
New
E5
The Desperation Emanation
E5
The Desperation Emanation
New
Leonard realizes he's the only one without a girlfriend, while Sheldon wants to get rid of his.
19mins
Ends 31 Dec 2025
New
E6
The Irish Pub Formulation
E6
The Irish Pub Formulation
New
A visit from Raj's sister creates tension among the guys -- especially when Leonard keeps an affair secret from Sheldon,
20mins
Ends 31 Dec 2025
New
E7
The Apology Insufficiency
E7
The Apology Insufficiency
New
When an FBI agent interviews the guys for Wolowitz's security clearance, Sheldon's answers during the screening put Wolo
20mins
Ends 31 Dec 2025
New
E8
The 21-Second Excitation
E8
The 21-Second Excitation
New
When the guys camp in line for a screening, their plans are thwarted by Sheldon's greatest nemesis, WIL WHEATON (guest s
18mins
Ends 31 Dec 2025
New
E9
The Boyfriend Complexity
E9
The Boyfriend Complexity
New
Penny asks Leonard to lie to her father, Wyatt (guest star KEITH CARRADINE), while Howard, Raj and Bernadette pull an al
20mins
Ends 31 Dec 2025
New
E10
The Alien Parasite Hypothesis
E10
The Alien Parasite Hypothesis
New
Amy finds she has sexual feelings for Penny's ex, Zack, while Koothrappali and Wolowitz try to prove who would be the be
19mins
Ends 31 Dec 2025
New
E11
The Justice League Recombination
E11
The Justice League Recombination
New
The guys find a 'super' use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
19mins
Ends 31 Dec 2025
New
E12
The Bus Parts Utilization
E12
The Bus Parts Utilization
New
Leonard's idea for a smartphone app derails his friendship with Sheldon as they fight for control of the project.
20mins
Ends 31 Dec 2025
New
E13
The Love Car Displacement
E13
The Love Car Displacement
New
Tension runs high when everyone is staying at the same hotel for a science event and Bernadette runs into her ex-boyfrie
20mins
Ends 31 Dec 2025
New
E14
The Thespian Catalyst
E14
The Thespian Catalyst
New
Sheldon wants Penny to give him acting lessons, hoping that they will help him become a better teacher.
20mins
Ends 31 Dec 2025
New
E15
The Benefactor Factor
E15
The Benefactor Factor
New
A wealthy donor to the university makes Leonard consider how far he's willing to go for the sake of science.
19mins
Ends 31 Dec 2025
New
E16
The Cohabitation Formulation
E16
The Cohabitation Formulation
New
As Wolowitz contemplates taking things with Bernadette to the next level, he must choose between his girlfriend and his
19mins
Ends 31 Dec 2025
New
E17
The Toast Derivation
E17
The Toast Derivation
New
When the gang starts hanging out at Raj's, Sheldon realizes it's actually Leonard who is the center of their social grou
20mins
Ends 31 Dec 2025
New
E18
The Prestidigitation Approximation
E18
The Prestidigitation Approximation
New
Leonard must choose between his new girlfriend, Priya, and his friendship with Penny. Meanwhile, Howard drives Sheldon
20mins
Ends 31 Dec 2025
New
E19
The Zarnecki Incursion
E19
The Zarnecki Incursion
New
When someone hacks Sheldon's online gaming account, the guys go on a quest to find the culprit.
20mins
Ends 31 Dec 2025
New
E20
The Herb Garden Germination
E20
The Herb Garden Germination
New
Sheldon and Amy experiment on their friends by spreading gossip, while Howard takes a big step in his relationship with
20mins
Ends 31 Dec 2025
New
E21
The Agreement Dissection
E21
The Agreement Dissection
New
Priya uses her lawyer skills to pick apart the roommate agreement...and put Sheldon in his place. Meanwhile, the girls
19mins
Ends 31 Dec 2025
New
E22
The Wildebeest Implementation
E22
The Wildebeest Implementation
New
Raj attempts to cure his social anxiety disorder of talking to women, while Penny uses Bernadette to spy on Leonard and
20mins
Ends 31 Dec 2025
New
E23
The Engagement Reaction
E23
The Engagement Reaction
New
When Howard finally breaks the news to his mom that he's engaged to Bernadette, it lands her in the hospital.
18mins
Ends 31 Dec 2025
New
E24
The Roommate Transmogrification
E24
The Roommate Transmogrification
New
After hearing Leonard and Priya indulge in a Star Trek bedroom fantasy, Raj moves in with Sheldon on the fourth season f
20mins
Ends 31 Dec 2025
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Max
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