Michel Ray as Bud Brewster

Adam Williams as Dave Brewster

Peggy Webber as Ann Brewster

John Washbrook as Tim

Jackie Coogan as Hank Johnson

Richard Shannon as Col. Manley

Raymond Bailey as Dr. Wahrman

Sandy Descher as Eadie Johnson

Larry Pennell as Maj. Thomas

Peter Baldwin as Mr. James

Ty Hungerford as Sentry

Russell Johnson as Joe Gamble

David Bair as Saul Wahrman

Johnny Crawford as Ken Brewster

John Benson as Sentry

Helen Jay as Mother

Burt Metcalfe as Guard