Calificación
Reparto

Tom Tryon
Capt. Richmond Talbot

Brian Keith
Maj. Gen. John M. Vanneman

Edmond O'Brien
McClosky aka 'Mac'

Dany Saval
Lyrae

Bob Sweeney
Sen. Henry McGuire

Tommy Kirk
Walter Talbot

Kent Smith
Secretary of the Air Force

Sarah Selby
Mrs. Talbot

Nancy Kulp
Nutritionist Officer

Bert Remsen
Brennan

Harp McGuire
Federal Security Driver

Simon Scott
Medical Officer

Robert Brubaker
Space Flight Technician (uncredited)

Walt Davis
Air Force Officer (uncredited)

Douglas Evans
Colonel (uncredited)

Sally Field
Beatnik Girl in Lineup (uncredited)