Fritz Lang Director Stewart Granger Jeremy Fox Actor George Sanders Lord James Ashwood Actor Joan Greenwood Lady Clarista Ashwood Actor Viveca Lindfors Mrs. Minton Actor Jon Whiteley John Mohune Actor Liliane Montevecchi Gypsy Actor Melville Cooper Felix Ratsey Actor Sean McClory Elzevir Block Actor Alan Napier Parson Glennie Actor John Hoyt Magistrate Maskew Actor Donna Corcoran Grace Actor Jack Elam Damen Actor Dan Seymour Hull Actor Ian Wolfe Tewkesbury Actor Lester Matthews Major Hennishaw Actor Skelton Knaggs Jacob Actor Richard Hale Starkill Actor John Alderson Nathanial Greening Actor Booth Colman Capt. Stanhope Actor Frank Ferguson Coachman Actor Guy Kingsford Capt. Hawkins (uncredited) Actor Ben Wright Officer (uncredited) Actor Wilson Wood Soldier (uncredited) Actor John O'Malley Lt. Upjohn (uncredited) Actor John Houseman Producer Jud Kinberg Producer Jan Lustig Screenwriter Margaret Fitts Screenwriter Miklós Rózsa Original Music Robert H. Planck Cinematographer Albert Akst Film Editing Cedric Gibbons Art Director Hans Peters Art Director Richard Pefferle Set Decoration Edwin B. Willis Set Decoration Walter Plunkett Costume Design