Lewis J. Stadlen

as Efram

as Banjo

as Bandleader

as Ed Kenrow

as Lekish / Zeinvel / The Peddler (voice)

as Moderator

as Norman Wagstaff (uncredited)

as Marty

as Lupinsky

as Allan's Father

as Dr. Gruber

as Stanley

as Sam Liebowitz

as Berman

as Mandel (as Lewis Stadlen)

as Potofski

as Julian Branch, a Song Writer (as Lewis Stadlen)

as Stage Manager

as Ralph Masius

as Dr. Maurice Samuels

as Lewis J. Stadlen / Max Bialystock

as Dr. Freid

as Eli Schwab

as Mr. Cooper

as John Taylor

as Efram