The Toast Derivation

Sheldon seeks to form a new group of friends of which he can be the center when he's told that Leonard is the center of the gang.

Season 4 | Episode 17
TV-14-DL
PRESENTED BY
Cast

Jim Parsons

Sheldon Cooper

Johnny Galecki

Leonard Hofstadter

Kaley Cuoco

Penny

Simon Helberg

Howard Wolowitz

Kunal Nayyar

Raj Koothrappali