Jack Conway
Director
John H. Kafka
Story
Howard Emmett Rogers
Story
Guy Trosper
Screenplay
Edwin H. Knopf
Producer
Bronislau Kaper
Original Music Composer
Joseph Ruttenberg
Director of Photography
George Boemler
Editor
William Powell
David Talbot aka Jean Pelletier
Hedy Lamarr
Lucienne Talbot
Claire Trevor
Michelle Allaine
Basil Rathbone
Henri Sarrou
Margaret Wycherly
Madame Pelletier
Felix Bressart
Dr. Andre Tessier
Sig Ruman
Dr. Alex Dubroc
H.B. Warner
Prosecuting Attorney
Philip Merivale
Commissaire
Enrique Acosta
Associate Judge (uncredited)
Francis X. Bushman Jr.
Giant Policeman (uncredited)
Frank Conroy
Defense Attorney (uncredited)
Gibson Gowland
Reporter (uncredited)
Fritz Leiber
Foreign Minister Deval (uncredited)
Eric Mayne
Courtroom Spectator (uncredited)
Anna Q. Nilsson
Madame Deval (uncredited)
John St. Polis
Professor (uncredited)
Vladimir Sokoloff
Carlos Le Duc (uncredited)
Torben Meyer
Old Man (uncredited)
