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The Big Bang Theory - The Big Bang Theory Cast Talks Alternative Careers
01:13 — What would the actors and actresses from The Big Bang Theory pick as a profession if they hadn't decided to try their luck as thespians? The answers m (more…)
The Einstein Approximation
18:48 — Suffering from a case of physicists block, Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Penny (more…)
The Anything Can Happen Recurrence
18:56 — Leonard tries to help Sheldon free his mind by reinstating "Anything Can Happen Thursday," but when Sheldon tries to be spontaneous, it leads to unexp (more…)
The Celebration Experimentation
18:57 — After more than nine years together, the gang finally celebrates Sheldon's birthday with a few special guests on the 200th episode. Christine Baranski (more…)
The Empathy Optimization
18:51 — As the gang decides to head to Vegas for the weekend on a party bus they will have to brace themselves for a sick Sheldon who is suddenly compelled to (more…)
The Spock Resonance
18:38 — While being interviewed for a documentary about Spock, Sheldon struggles to suppress his emotions about his recent break-up with Amy – leaving Leonard (more…)
The Sales Call Sublimination
18:27 — Penny gets more than she bargained for when Leonard agrees to meet with a psychiatrist on her behalf. Sheldon and Raj collaborate on an astronomical d (more…)
The Perspiration Implementation
18:36 — When the guys take fencing lessons from Barry Kripke (recurring guest star John Ross Bowie), Sheldon finds himself in an awkward position when Kripke (more…)
The Big Bear Precipitation
18:57 — Sheldon shares a secret about Leonard when the two go on a weekend trip with Penny and Amy; Koothrappali goes all out with pregnancy gifts.
The Einstein Approximation
18:48 — Suffering from a case of "physicist's block," Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Pe (more…)
The Meemaw Materialization
18:50 — Sheldon’s thrilled when his Meemaw (guest star June Squibb) comes to visit, but his excitement quickly fades when she butts heads with Amy. Also, Raj (more…)
The 2003 Approximation
18:44 — When Penny and Leonard announce they're moving in together, Sheldon decides to revert back to 2003 – a simpler time before he met either of them. Mean (more…)
The Viewing Party Combustion
18:34 — When a small argument between Leonard and Sheldon erupts into a heated fight, everyone must take sides during a group get-together.
The Classified Materials Turbulence
18:34 — Things begin to look up for Leonard when Penny makes a surprising revelation on her second date with Stuart (guest star Kevin Sussman). Meanwhile, Wol (more…)
Up Close: Johnny Galecki & Kaley Cuoco on 'The Big Bang Theory'.
03:52 — Johnny Galecki and Kaley Cuoco discuss "The Big Bang Theory."|Johnny Galecki|Kaley Cuoco|The Big Bang Theory
The Hook-Up Reverberation
18:53 — Raj's honesty about his past comes back to bite him after his girlfriend is cold to Penny. Meanwhile, the guys consider becoming part-owners in Stuart (more…)
The Communication Deterioration
18:46 — When Raj is asked to create a message in case a NASA mission discovers alien life, the guys fight over what he should do. Meanwhile, Penny is torn bet (more…)
The Maternal Combustion
18:56 — Personalities collide and sparks fly when Sheldon and Leonard's mothers (special guest stars Laurie Metcalf and Christine Baranski) finally meet. Mean (more…)
The Line Substitution Solution
18:34 — Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy; Penny has a difficult time connecting with Leonard's vising mot (more…)
The Big Bang Theory: The Septum Deviation Trailer
01:20 — Leonard needs surgery for a deviated septum, and Sheldon gets his nose out of joint because he feels an operation is too dangerous and that his roomma (more…)
The Big Bang Theory: The Junior Professor Solution Trailer
00:51 — Sheldon is ordered to teach a class, and the gang is surprised when Howard signs up to take it and tensions between Penny and Bernadette afford Amy an (more…)
The Big Bang Theory: The Troll Manisfestation Trailer
00:49 — Leonard and Sheldon defend themselves against criticism from an online bully, while the girls confront embarrassing moments from their pasts.
The Big Bang Theory - Meshing The Families
03:30 — Leonard's dad and Sheldon's mom seem to be having more than just a friendly connection.
The Big Bang Theory - Being Chased
01:50 — Howard believes he's being followed by the government.
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Details

  • Birth Name: John Mark Galecki
  • Birth Place: Bree, Belguim
  • Birthday: April 30, 1975, Taurus
  • Profession: Actor

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