Summary
Loopy unknowingly befriends a scientist who turns into a monster on and off without Loopy knowing that the monster is really him.
Cast
Daws Butler
Loopy De Loop (voice)
Hal Smith
Elderly Woman / Mr. Hyde (voice)
Don Messick
Car Owner / Dr. Jekyll (voice)
Crew
Director
Joseph Barbera
Director
William Hanna
Story
Warren Foster
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Status:
Released
Original Language:
English
Budget:
$0.00
Revenue:
$0.00