Lee Tracy
— Himself - Ringmaster
James Gleason
— Himself
Alice Faye
— Pert Kelton
Cliff Edwards
— Himself
Pert Kelton
— Pert Kelton
Allan Jones
— Himself
Dixie Dunbar
— Herself (uncredited)
Hank Mann
— Himself
Chester Conklin
— Himself
Baby LeRoy
— Himself
Leo Carrillo
— Himself
Charles Murray
— Himself
Ole Olsen
— Himself (as Olsen)
Boris Karloff
— Himself
Mickey Rooney
— Himself