Spencer Tracy
— Dr. Crawbett
Ketti Gallian
— Marie Galante
Ned Sparks
— Plosser
Helen Morgan
— Miss Tapia
Sig Ruman
— Brogard
Leslie Fenton
— General Saki Tenoki
Arthur Byron
— General Gerald Phillips
Jay C. Flippen
— Sailor in Bar
Stepin Fetchit
— Waiter in Pacific Gardens
Robert Loraine
— Ratcliff
Frank Darien
— Ellsworth
Adrienne D'Ambricourt
— French Girl
Frank LaRue
— Port Inspector
Agostino Borgato
— Frenchman (uncredited)
Carlotta Monti
— Cabaret Entertainer (uncredited)
J. Carrol Naish
— French Sailor Painting Ship (uncredited)
Kai Schmidt
— Crew Member (uncredited)