Josh Mostel

as Bo

as Mr. Roth

as Mickey

as Mr. Brooks

as Ollie

as Counterman

as Pete

as Zagosh

as Principal Max Anderson

as Jack Schnittman

as Morris Fink

as Barry Shalowitz

as Mr. Ridley

as Harvey Anchin

as Jerry Ragno

as Cue Card Guy

as Abe

as Chess Club Regular

as King Herod

as Mac McCreadle

as Officer Figus

as Physics Professor

as Barry Shalowitz

as Dr. Faber

as Dave

as Private Detective

as Mayor Cabell Testerman

as Casio Vendor

as Frank

as Norman

as Winston Erdlow

as Mad Anthony

as Leonard

as Saul

as Principal

as Duster

as Bertoni the Jeweler

as Chicky Ross

as Bonelli

as Dicky Dunck

as Chuck MacArthur

as Victor

as Self

as Bernie Gimpel

as David

as Self

as Jordan

as Howard F. Howard

as Wheel-of-Fortune Operator

as Abe

as Saul Warshow

as Sol

as Mel Gorsky

as Jim 'Blotto' Blutarsky

as Kendall

as Russell

as Wiseman

as Wes Harden

as Barney Green

as Wally

as Moishe