Simon Templar
George Sanders
Anne Bitts
Helene Reynolds
Ephraim Byrd (uncredited)
Byron Foulger
Street Shooting Witness (uncredited)
Billy Franey
Police Sergeant (uncredited)
Edward Gargan
Helm Van Roon aka 'The Dutchman' (uncredited)
William Haade
Card Player (uncredited)
Donald Kerr
Pat McKee
Cairo Express Office Clerk (uncredited)
Lal Chand Mehra
Mac (uncredited)
Walter Miller
Express Man (uncredited)
Pat O'Malley
Spectator on Street (uncredited)
Jack O'Shea
Inspector Henry Fernack
Jonathan Hale
Police Sergeant Outside Bohlen's Office (uncredited)
Lee Phelps
Jeweler (uncredited)
Fred Rapport
Policeman (uncredited)
Sammy Stein
Partner
Bela Lugosi
Inspector John H. Bohlen
Donald MacBride
Limpy
John F. Hamilton
Professor Horatio T. Bitts
Thomas W. Ross
Monk 'Warren'
Elliott Sullivan
Detective Sadler (uncredited)
Stanley Blystone
Ralph Dunn
Special Effects
Vernon L. Walker
Art Direction
Van Nest Polglase
Costume Design
Renié
Novel
Leslie Charteris
Editor
Theron Warth
Screenplay
Ben Holmes
Director of Photography
J. Roy Hunt
Producer
Cliff Reid
Director
Jack Hively
Sound Recordist
Hugh McDowell Jr.