Directed by Joseph Barbera
Loopy unknowingly befriends a scientist who turns into a monster on and off without Loopy knowing that the monster is really him.
Daws Butler
Loopy De Loop (voice)
Hal Smith
Elderly Woman / Mr. Hyde (voice)
Don Messick
Car Owner / Dr. Jekyll (voice)
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Megamind: The Button of Doom
Next Gen
Chickenhare and the Hamster of Darkness
Monster Family 2
Simpsley
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Mouse Cleaning
