Robert Montgomery
— Paul Porter, aka Stephen Blaine
Madge Evans
— Letty Morris
Ted Healy
— Hector Withington, Jr.
Nat Pendleton
— Legs Caffey
C. Henry Gordon
— Detective Daly
Ruth Selwyn
— Babe Callahan
Larry Fine
— First of Three Julians
Moe Howard
— Third of Three Julians
Curly Howard
— Bill, Second of Three Julians
Walter Brennan
— 2nd Bus Driver (uncredited)
Akim Tamiroff
— Deaf-Mute Bus Passenger (uncredited)