Reparto y equipo

Don Siegel

Sydney Greenstreet Supt. George Edward Grodman

Peter Lorre Victor Emmric

Joan Lorring Lottie Rawson

George Coulouris Supt. John R. Buckley

Rosalind Ivan Mrs. Vicky Benson

Paul Cavanagh Clive Russell

Arthur Shields Rev. Holbrook

Morton Lowry Arthur Kendall

Holmes Herbert Sir William Dawson

Art Foster PC Warren

Clyde Cook Barney Cole

Jimmy Aubrey Newsboy (uncredited)

Leah Baird French Charwoman (uncredited)

Wilson Benge Cockney (uncredited))

Barry Bernard Pub Keeper (uncredited)

William Jacobs

Friedrich Hollaender

Ernest Haller

Robert Burks

Thomas Reilly