Victor Brindisi
Alan Terry
Clay Willis
Jim Murphy
Assistant
Ensign Robert Barstow
Pat Brent
Larry Derwent
Crony
Mike Brenner
Homer Atchison aka The Kansas Kid
Jim Lansing
Frank McGuire
Dude
Jack
William T. Hart
Belden
Nichols
Johnny's father
Kreuger (unconfirmed)
Nelson
Terry Lee
Bradford Devlin
Eric
Paul Trochard
Steve Dunlap
Dr. Reed (uncredited)
Fighter Pilot (uncredited)
Deputy Ross Hughes
Boy Barclay (uncredited)
Laurent Dureau
Jet Pilot
Lt. Whitley
Alan Sheridan
Bart Rogers
Keith Burgess
Johnny Campbell
Steve Thomas
Dan Mason
Ted Delacorte
Deputy Jim Brown
Lt. Anthony Crane
Eric
Billy