This Broadcast
The Big Bang Theory
12:30 pm - 1:00 pm Monday, September 21
The Staircase Implementation
Season 3 · Episode 22
The comedy flashes back to reveal how Sheldon saved the lives of his pals, and looks at the origins of his friendship with Leonard seven years previously, as well as explaining the housemates' agreement. Johnny Galecki and Jim Parsons star
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Cast & Crew
The Big Bang Theory Cast & Crew
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- Johnny Galecki — Actor as Leonard Hofstadter
- Jim Parsons — Actor as Sheldon Cooper
- Kaley Cuoco — Actor as Penny
- Simon Helberg — Actor as Howard Wolowitz
- Kunal Nayyar — Actor as Raj Koothrappali
- Mark Cendrowski — Director
- Chuck Lorre — Writer
- Bill Prady — Writer
- David Goetsch — Writer
- Maria Ferrari — Writer
- Lee Aronsohn — Writer
- Steven Molaro — Writer
- Steve Holland — Writer
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