George Sanders

Character: Simon Templar

Helene Reynolds

Character: Anne Bitts

Jonathan Hale

Character: Inspector Henry Fernack

Bela Lugosi

Character: Partner

Donald MacBride

Character: Inspector John H. Bohlen

John F. Hamilton

Character: Limpy

Thomas W. Ross

Character: Professor Horatio T. Bitts

Elliott Sullivan

Character: Monk 'Warren'

Stanley Blystone

Character: Detective Sadler (uncredited)

Ralph Dunn

Character: Police Sergeant (uncredited)

Byron Foulger

Character: Ephraim Byrd (uncredited)

Billy Franey

Character: Street Shooting Witness (uncredited)

Edward Gargan

Character: Police Sergeant (uncredited)

William Haade

Character: Helm Van Roon aka 'The Dutchman' (uncredited)

Donald Kerr

Character: Card Player (uncredited)

Pat McKee

Character: Card Player (uncredited)

Lal Chand Mehra

Character: Cairo Express Office Clerk (uncredited)

Walter Miller

Character: Mac (uncredited)

Pat O'Malley

Character: Express Man (uncredited)

Jack O'Shea

Character: Spectator on Street (uncredited)

Lee Phelps

Character: Police Sergeant Outside Bohlen's Office (uncredited)

Fred Rapport

Character: Jeweler (uncredited)

Sammy Stein

Character: Policeman (uncredited)