Charles Boyer
Paul Dumond

Jean Arthur
Irene Vail

Leo Carrillo
"The Great Cesare"

Colin Clive
Bruce Vail

Ivan Lebedeff
Michael Browsky

George Meeker
Mr. Norton

Lucien Prival
Private Detective

George Davis
Maestro

Bobby Barber
Paul - Waiter at Victor's (uncredited)

Adrienne D'Ambricourt
French Woman (uncredited)

Tim Holt
S.O.S. Radio Operator (uncredited)

Carlyle Moore Jr.
Wireless Operator (uncredited)

Dennis O'Keefe
Restaurant Patron (uncredited)

June Preston
Little Girl with Dog (uncredited)

Georges Renavent
Insp. Millard (uncredited)

Señor Wences
'Coco' Hand Trick Performer (uncredited)

Joseph E. Bernard

Jeanne Blanche

Barlowe Borland

Harvey Clark