- David Bond - Dr. Naldi
- John Reach - Traynor
- Beverly Adams - Lovey Kravezit
- Roger C. Carmel - Andreyev
- Richard Devon - Domino
- Margaret Teele - Slaymate
- Leoda Richards - Nightclub Patron
- Frank Gerstle - Frazer
- Robert Phillips - Armed Man
- John Willis - Master of Ceremonies
- Grant Woods - Radio Man
- Patrick Waltz - Hotel Clerk
- Vikki Carr - Sarita (singing voice) (uncredited)
- Frank Hagney - Drunk (uncredited)
- Ted Jordan - Man (uncredited)
- Ray Montgomery - Agent 'C' (uncredited)
- Robert F. Simon - Big O associate (uncredited)
- Martin Abrahams - Pool Guest (uncredited)
- Todd Armstrong - Guard (uncredited)
- Barbara Burgess - Slaygirl (uncredited)
- Amadee Chabot - Girl (uncredited)
- Carol Cole - Cocktail Waitress (uncredited)
- Myron Cook - Guard (uncredited)
- Virginia Ann Ford - Slaygirl (uncredited)
- Robert Glenn - FBI Agent (uncredited)
- George Golden - Club Patron (uncredited)
- Ed Haskett - Club Patron (uncredited)
- Patrick Hawley - Eddie the Bartender (uncredited)
- George Hoagland - Club Patron (uncredited)
- Harry Holcombe - Agent 'X' (uncredited)
- Susan Holloway - Slaygirl (uncredited)
- Art Koulias - Engineer (uncredited)
- Gary Lasdun - Armed Man (uncredited)
- Grace Lee - Oriental Girl (uncredited)
- Nelson Leigh - Tung-Tze Agent (uncredited)
- Mary Jane Mangler - Specialty Dancer (uncredited)
- Hans Moebus - Club Patron (uncredited)
- Inga Neilsen - Statue (uncredited)
- Pat Renella - Man (uncredited)
- Pamela Rodgers - Slaygirl (uncredited)
- Clark Ross - Club Patron (uncredited)
- Cosmo Sardo - Waiter (uncredited)
- Jeffrey Sayre - Club Patron (uncredited)
- Tom Sweet - Guard (uncredited)
- Larri Thomas - Specialty Dancer (uncredited)
- Richard Tretter - Guard (uncredited)
- Vincent Van Lynn - Agent 'Z' (uncredited)
- Jan Watson - Slaygirl (uncredited)
- Guy Wilkerson - Farmer (uncredited)
- James Curtis Havens
- Phil Karlson
-
Oscar Saul
- Irving Allen
- Elmer Bernstein
- Charles J. Rice
Capítulo disponible en las siguientes plataformas:
