Tim
Receptionist
Justin
Spim
Classmate
Oliver
Jimmy Pea
Elwood P. Dowd
Crane
Tommy Boatwright
Sheldon Cooper
Prince
Oh (voice)
Human Walter
Buddy (voice)
Dr. Mathison
Self
Paul Stafford
Matt Stopera
Greg Wheeler
Hay Man (voice)
Michael Ausiello
Larry Simpson
Michael
Truman Capote (voice)
Paul
Sheldon Cooper (voice)
Rob Holbrook
Chet
Jim
Draven (voice)
Self - Host
Caleb
Self - Presenter
Carl the Jeep
Self - Guest
Milton Feltwaddle (voice)
Stan (voice)
Narrator
Gayjacker (uncredited) (archive footage) (voice)
Gay-jacker (voice)
Henry Wilson
Jim Parsons (voice)