On screen
Cast
14 credited performers
John Agar
Dr. Matt Hastings
Mara Corday
Stephanie 'Steve' Clayton
Leo G. Carroll
Prof. Gerald Deemer
Nestor Paiva
Sheriff Jack Andrews
Ross Elliott
Joe Burch
Hank Patterson
Josh
Eddie Parker
Paul Lund / Eric Jacobs / Airport Workman
Bert Holland
Barney Russell
Raymond Bailey
Dr. Townsend
Steve Darrell
Andy Andersen
Artwork unavailable
Edwin Rand
Lt. John Nolan
Artwork unavailable
Wag Blesing
Townsman
Clint Eastwood
Jet Squadron Leader (uncredited)
Artwork unavailable
Dee Carroll
Telephone Operator (uncredited)