Tim Holt as Dave Saunders

Dorothy Malone as Dr. Ann F. Rollins

Robert Livingston as Regan

Mauritz Hugo as Ace Kelso

James Bush as Gabe

Movita as Mercedes

Cliff Clark as Fred Warren

Stanley Andrews as Chief John Layton

George J. Lewis as Mexican Police Captain

Dick Foote as Sandy

Robert J. Wilke as Henchman Hooker

Richard Martin as Chito Rafferty