David Talbot aka Jean Pelletier

William Powell

Acting

Lucienne Talbot

Hedy Lamarr

Acting

Michelle Allaine

Claire Trevor

Acting

Henri Sarrou

Basil Rathbone

Acting

Madame Pelletier

Margaret Wycherly

Acting

Dr. Andre Tessier

Felix Bressart

Acting

Dr. Alex Dubroc

Sig Ruman

Acting

Prosecuting Attorney

H.B. Warner

Acting

Commissaire

Philip Merivale

Acting

Associate Judge (uncredited)

Enrique Acosta

Acting

Giant Policeman (uncredited)

Francis X. Bushman Jr.

Acting

Defense Attorney (uncredited)

Frank Conroy

Acting

Reporter (uncredited)

Gibson Gowland

Acting

Foreign Minister Deval (uncredited)

Fritz Leiber

Acting

Courtroom Spectator (uncredited)

Eric Mayne

Acting

Madame Deval (uncredited)

Anna Q. Nilsson

Acting

Professor (uncredited)

John St. Polis

Acting

Carlos Le Duc (uncredited)

Vladimir Sokoloff

Acting

Old Man (uncredited)

Torben Meyer

Acting