Générique complet
La Double Énigme
Olivia de Havilland
Terry Collins / Ruth Collins
Lew Ayres
Scott Elliott
Thomas Mitchell
Lieutenant Stevenson
Richard Long
Rusty
Charles Evans
Girard
Garry Owen
Franklin
Lela Bliss
Mrs. Didriksen
Lester Allen
George Benson
Bess Flowers
Nightclub Patron (uncredited)
Ida Moore
Mrs. O'Brien (uncredited)
JA
Jean Andren
Girard's Secretary (uncredited)
MM
Marta Mitrovich
Miss Beade (uncredited)
Jack Gargan
Waiter (uncredited)
William Halligan
Sergeant Temple (uncredited)
Charles McAvoy
O'Brien (uncredited)
Jack Cheatham
Policeman (uncredited)
Ralph Peters
Dumb Cop (uncredited)
BE
Ben Erway
Police Lieutenant (uncredited)
Lane Chandler
Intern (uncredited)
