The Mad Doctor

A dark and stormy night. Pluto is spirited away to the spooky lair of an evil genius for a mad transplant scheme to put his head on the body of a chicken. Mickey gives chase, but find himself threatened severely by the doctor's castle and its denizens.

• 
  Walt Disney

  Mickey Mouse (voice) (uncredited)
• 
  Pinto Colvig

  Pluto (voice) (uncredited)
• 
  Billy Bletcher

  Dr. XXX (voice) (uncredited)