Self (archive footage) (uncredited)
Fire Chief Ducky (voice)
Charlie (voice)
George Needleman
Jim's Father
Dr. Glatt
Orrin (voice)
Max Yasgur
Mr. Levenstein
Albert Einstein's (voice)
Mr Nerdlinger
Himself
Mr. Levenstein
Mr. Levenstein
Morley Orfkin
Lou (voice)
Clovis (voice)
Jimmy Murtaugh
Mr. Levenstein
Andy Fiddler
Max Lomax
Self - 'Dr. Walter Kornbluth'
Himself
Jim's Father
Mitch Cohen
Principal Collins
Howie Rottman
Frank Bernard
Jonas Fromer / Repli-Jonas
Bloomingdale's Salesman
Jim's Father
Eugene Levy
Keyes
Bucky Kent
Gerry Fleck
Jim's Father
Larry
Hugh Sanford
Professor Keanbean
Guy on Background T.V.
Guy Fontenot
Dr. Allan Pearl
Mr. Habib
President McCloskey
Justice of the Peace
David Grodin
Crowley
Casino Cashier (uncredited)
Singer at Audition
Leo Ross
Bert Harris
Tom Lynch
Eugene Levy
Norman Kane
Morty Arnold
Barry Steinberg
Himself
Stan Shmenge
Stupid Eddie
Walter Kornbluth
Sal DiPasquale
Car Salesman
Sternn / Male Reporter / Edsel (voice)
Various
Marty
Ritchie Rosenberg
Clifford Sturges
Bobby Bittman
