A supercomputer plans world domination with the help of Robby the Robot and a 10 year old boy, who is the son of the computer's inventor.
Timmie Merrinoe
Dr. Tom Merrinoe
Mary Merrinoe
Gen. Swayne
Prof. Frank Allerton
Col. Macklin
Arthur Kelvaney
Prof. Baine
Dr. Bannerman
Prof. Zeller
Prof. Foster
Martin / Computer
1st Gate Sergeant
2nd Gate Sergeant
Capt. McLaren (uncredited)
Miss Vandergrift (uncredited)
Scientist (uncredited)
Young soldier (uncredited)
Robby the Robot (voice) (uncredited)
Robby
