as Businessman (uncredited)
as Sergeant Walker
as Gen. Diefenbach (uncredited)
as Pedestrian (Uncredited)
as Sgt. Cobb
as Card Player (uncredited)
as Bill Clayton from Pittsburgh (uncredited)
as Major H. H. Arnold
as Dr. Chambers
as Hotel Manager (uncredited)
as Jack Conway (uncredited)
as Man with Monkey
as Bartender (uncredited)
as Chief Jackson
as Doctor
as Mayberry
as Assault Force Member (uncredited)
as Space Flight Technician (uncredited)
as Final Judge
as Lou Hansford
as Roger Milton
as Frank Brewster
as Cooper
as Tower Operator (uncredited)
as Bob Haviland
as Nurse
as Dr. John Connor
as Head Wrangler
as Henry Wade
as Dave Clifford
as Jake Hawkins
as Murphy
as Bartender
as Floyd
as Deputy Com. Cowan
as Gen. Winters
as Assassin
as Chief Canfield
as Captain Nicholas Lockyer
as Hawkins
