الإعلان التشويقي
طاقم التمثيل
Gary Vinson
Young soldier (uncredited)
Than Wyenn
Prof. Zeller
Ralph Votrian
1st Gate Sergeant
Michael Miller
2nd Gate Sergeant
Robby the Robot
Robby
Harold J. Stone
Gen. Swayne
Rayford Barnes
Capt. McLaren (uncredited)
Helen Kleeb
Miss Vandergrift (uncredited)
Richard Eyer
Timmie Merrinoe
Philip Abbott
Dr. Tom Merrinoe
Diane Brewster
Mary Merrinoe
Alexander Lockwood
Arthur Kelvaney
Alvy Moore
Scientist (uncredited)
Marvin Miller
Robby the Robot (voice) (uncredited)
Robert H. Harris
Prof. Frank Allerton
Gage Clarke
Dr. Bannerman