Doctor Frankenollie

Doctor Frankenollie is one of the main antagonists of the film, "Runaway Brain" and is depicted as an insane monkey - a parody of the infamous Doctor Frankenstein (who, despite popular misconceptin, is the main antagonist of Frankenstein (the monster is a tragic villain / anti-hero in comparison).

Doctor Frankenollie is a mad scientist who attempted to switch Mickey's brain with that of his giant monster Julius, he put an ad in the newspaper promising to pay his employer 999 dollars Mickey answers the ad and he captures him, during the brain switch he attaches helmets to their heads and activates a switch while laughing manically causing a large explosion, Mickey awakes to find himself in Julius' body and finds a charred Frankenollie and tells him to change him back but it is too late he is dead and he disintegrates in Mickey's hands.