Runaway Brain is an animated short movie released on September 22, 1934 by MGM/United Artists. It was produced by Walt Disney and directed by Burton Gillett. The movie is 7 minutes long. It has Peter Penguin, Polly Penguin, Gosalyn Mallard, Honker Muddlefoot, Bubba the Caveduck, Donald Duck, Daisy Duck, Magica De Spell, and Poe De Spell.