Carrefours

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)