Professor Echo / Granny O'Grady
Rosie O'Grady
Hector McDonald
Hercules
Tweedledee aka Little Willie
Detective Regan
Judge
Attorney for Defense
Prosecuting Attorney
Twin (uncredited)
Twin (uncredited)
Human Skeleton (uncredited)
Pet Shop Customer (uncredited)
Sword Swallower (uncredited)
Fat Lady (uncredited)
Sword Swallower (uncredited)
Boy Watching Hercules' Act (uncredited)
Jeweler (uncredited)
Wild Borneo Man (uncredited)
Police Commissioner (uncredited)
Mrs. Arlington (uncredited)
Dime Museum Announcer (uncredited)
Newsboy (uncredited)
Dancer (uncredited)
John Arlington (uncredited)
Butler (uncredited)