The Apology Insufficiency

The rest of the gang is interviewed by the FBI for Wolowitz's security clearance, with Sheldon accidentally letting slip some damaging information.

Season 4 | Episode 7

TV-14-DL
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Cast

Jim Parsons

as Sheldon Cooper

Johnny Galecki

as Leonard Hofstadter

Kaley Cuoco

as Penny

Simon Helberg

as Howard Wolowitz

Kunal Nayyar

as Raj Koothrappali