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