Matt Helm
Dean Martin
Gail Hendricks
Stella Stevens
Traynor
John Reach
Lovey Kravezit
Beverly Adams
Andreyev
Roger C. Carmel
Domino
Richard Devon
Specialty Dancer
Margie Nelson
Slaymate
Margaret Teele
Larri Thomas
Nightclub Patron
Leoda Richards
Frazer
Frank Gerstle
Armed Man
Robert Phillips
Tina
Daliah Lavi
Master of Ceremonies
John Willis
Radio Man
Grant Woods
Hotel Clerk
Patrick Waltz
Sarita (singing voice) (uncredited)
Vikki Carr
Student Guard (uncredited)
John Daheim
Pilot (uncredited)
Sol Gorss
Drunk (uncredited)
Frank Hagney
Armed Man (uncredited)
Chuck Hicks
Man (uncredited)
Ted Jordan
Agent 'C' (uncredited)
Ray Montgomery
Tung-Tze
Victor Buono
Big O associate (uncredited)
Robert F. Simon
Guard (uncredited)
Tom Steele
Pool Guest (uncredited)
Martin Abrahams
Todd Armstrong
Slaygirl (uncredited)
Barbara Burgess
Girl (uncredited)
Amadee Chabot
Cocktail Waitress (uncredited)
Carol Cole
Myron Cook
Bill Couch
Dirk Evans
Joe Wigman
Arthur O'Connell
Virginia Ann Ford
FBI Agent (uncredited)
Robert Glenn
Club Patron (uncredited)
George Golden
Undetermined Secondary Role (uncredited)
Joe Gray
Ed Haskett
Eddie the Bartender (uncredited)
Patrick Hawley
George Hoagland
Agent 'X' (uncredited)
Harry Holcombe
Susan Holloway
Hunter (uncredited)
Thomas Horton
Sam Gunther
Robert Webber
Engineer (uncredited)
Art Koulias
Gary Lasdun
Specialty Dancer (uncredited)
Anna Lavelle
Oriental Girl (uncredited)
Grace Lee
Karen Lee
Tung-Tze Agent (uncredited)
Nelson Leigh
Victoria Lockwood
Gay MacGill
Mary Jane Mangler
Gigi Michel
MacDonald
James Gregory
Hans Moebus
Statue (uncredited)
Inga Neilsen
Scott Perry
Pat Renella
Bruce Ritchey
Pamela Rodgers
Clark Ross
Waiter (uncredited)
Cosmo Sardo
Jeffrey Sayre
Tom Sweet
Barbara
Nancy Kovack
Rita Thiel
Glenn Thompson
Marilyn Tindall
Richard Tretter
Agent 'Z' (uncredited)
Vincent Van Lynn
Jan Watson
Farmer (uncredited)
Guy Wilkerson
Sarita
Cyd Charisse
Dr. Naldi
David Bond
Stunts
Carey Loftin
Bob Herron
Wardrobe Designer
Sy Devore
Original Music Composer
Elmer Bernstein
Director
Phil Karlson
Associate Producer
James Schmerer
Screenplay
Oscar Saul
Novel
Donald Hamilton
Special Effects
Marlowe Newkirk
Producer
Irving Allen
Director of Photography
Burnett Guffey
Set Decoration
George R. Nelson
Choreographer
Robert Sidney
Editor
Charles Nelson
Costume Design
Moss Mabry
Art Direction
Joseph C. Wright
Hairstylist
Virginia Jones
Glen Thompson
Unit Production Manager
Ralph E. Black
Sound Supervisor
Charles J. Rice
Makeup Supervisor
Ben Lane
Sound
Lambert E. Day
Assistant Director
Clark L. Paylow
Sergei Petschnikoff
Second Unit Director
James Curtis Havens