George Sanders
Simon Templar
Wendy Barrie
Valerie 'Val' Travers
Jonathan Hale
Inspector Henry Fernack
Jerome Cowan
Cullis
Barry Fitzgerald
Zipper Dyson
Neil Hamilton
Allan Breck
Robert Elliott
Chief Inspector Webster
Russell Hopton
Harry Donnell
Edward Gargan
Pinky Budd
Robert Strange
Police Commisioner
Gilbert Emery
Martin Eastman
James Burke
Headquarters Police Officer
Nella Walker
Mrs. Betty Fernack
Willie Best
Algernon, Simon's Butler (Uncredited)
Paul E. Burns
Organ Grinder (Uncredited)
Kernan Cripps
Police Sergeant (Uncredited)
Jack Gargan
Plane Passenger (Uncredited)
Tris Coffin
Second Newscaster (Uncredited)
Gerald Hamer
Val's Butler (Uncredited)
Robert Homans
Policer Officer Moriarity (Uncredited)
Tom McGuire
Policeman in Commissioner's Office (Uncredited)
Howard M. Mitchell
Police Captain Taylor (Uncredited)
Frank O'Connor
Policeman with Cullis (Uncredited)
Ted Oliver
Police Forensic Scientist (Uncredited)
Ben Taggart
New York Detective Vance (Uncredited)
Ray Turner
Porter at Airport (Uncredited)
Dale Van Sickel
Nightclub Patron (Uncredited)
Tex Brodus
Nightclub Patron (Uncredited)
Tom Quinn
Nightclub Patron (Uncredited)
Bob Reeves
Police Officer (Uncredited)