
In an unnamed English-speaking capitalist land, a young engineer invents inexhaustible giant robots to replace the fragile human workers on high-volume assembly-lines, and soon finds his invention co-opted by the military-industrial complex.
Jim Ripl

Jack Ripl, his brother

Claire Ripl, his sister
Mary Ripl, Jack's wife
Charlie, worker
Dizer, artist in the music hall

Tom, worker

Field Marshal

Percy Grimm, minister

Hamilton Grimm
Rotterden, banker
Young lady with dolls

(uncredited)
(uncredited)

Master (uncredited)
(uncredited)

Engineer (uncredited)

Guest at the restaurant (uncredited)

(uncredited)

Butler in the polytechnical school (uncredited)
First robot (uncredited)
(uncredited)