Charles Smith
as Rudy
Frank Morgan
as Hugo Matuschek
James Stewart
Charles Arnt
as Policeman (uncredited)
James Stewart
as Alfred Kralik
Frank Morgan
Charles Halton
as Detective
Grace Hayle
as Plump Woman (uncredited)
Margaret Sullavan
as Klara Novak
Joseph Schildkraut
as Ferencz Vadas
Sara Haden
as Flora Katcuck
Felix Bressart
as Pirovitch
William Tracy
as Pepi Katona
Inez Courtney
as Ilona Novodny
Sarah Edwards
as Woman Customer
Gertrude Simpson
as Woman Customer (uncredited)
William Edmunds
as Policeman (uncredited)
Mary Carr
as Grandmother (uncredited)
Mabel Colcord
as Aunt Anna (uncredited)