Discover
Darren McGavin
Carl Kolchak
Carol Lynley
Gail Foster
Simon Oakland
Tony Vincenzo
Ralph Meeker
Bernie Jenks
Claude Akins
Sheriff Warren A. Butcher
Charles McGraw
Police Chief Ed Masterson
Kent Smith
District Attorney Tom Paine
Elisha Cook Jr.
Mickey Crawford
Stanley Adams
Fred Hurley
Larry Linville
Dr. Robert Makurji
Jordan Rhodes
Dr. John O'Brien
Barry Atwater
Janos Skorzeny
Edward Faulkner
Las Vegas Policeman (uncredited)
Virginia Gregg
Mrs. Brandon (uncredited)
Buddy Joe Hooker
Intern (uncredited)
Camera
Michel Hugo
Director of Photography
Crew
Dick Ziker
Stunt Coordinator
Directing
John Llewellyn Moxey
Director
Camera
Michel Hugo
Director of Photography
Crew
Dick Ziker
Stunt Coordinator
Directing
John Llewellyn Moxey
Director