John Nesbitt
Narrator (voice)
Ernie Alexander
Billiard Ball Tester (uncredited)
Margaret Bert
Arachnophobic Woman (uncredited)
Edward McWade
Billiard Ball Tester (uncredited)
Roger Moore
Doctor (uncredited)
Tom Quinn
Laboratory Man (uncredited)
Bert Stevens
Laboratory Man (uncredited)
Harold Daniels
Trifles That Win Wars
Released
Bande-annonce
