Mike Hammer
Robert Bray
Nancy Williams
Whitney Blake
Jean (as Terence De Marney)
Terence de Marney
La Roche
Peter Mamakos
Nightclub Boss
Claire Carleton
Shorty
Phil Arnold
Colonel Holloway (as Don Randolph)
Donald Randolph
Louis
Richard Garland
Ludwig Teller
Fred Essler
Capt. Pat Chambers (as Booth Coleman)
Booth Colman
Velda
Pamela Duncan
Maria (as Gina Coré)
Genie Coree
Dione
Patricia Donahue
Red
Jan Chaney
Production Design
Boris Leven
Novel
Mickey Spillane
Original Music Composer
Marlin Skiles
Screenplay
Richard Collins
Director
Phil Victor
Director of Photography
Harry Neumann
Richard Powell
Editor
Frank Sullivan
George White
Story
Sound Effects Editor
Del Harris
Set Decoration
Ross Dowd
Casting
Ruth Burch
Makeup Artist
Emile LaVigne
Production Supervisor
Frank Parmenter
Costumer
Bert Henrikson
Sound
Ralph Butler
Key Grip
Charles Hannawalt
Music Editor
Jill Campbell
Script Supervisor
Mollie Kent
Hairstylist
Alice Monte
Adele Parmenter