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