Which Witch is Which? The gang gets lost while driving to a concert. They ask a man to give them directions only to learn that he's a zombie. They also learn of a nearby witch who is responsible for the zombie's resurrection. Details Casts Title Which Witch is Which? Genres Animation Mystery Comedy Kids Family Release Date 1969-12-06 Episode Runtime 00 Hours 22 Minutes Season Number 1 Episode Number 13 Production Companies Hanna-Barbera Productions Casey Kasem Shaggy Rogers (voice) Nicole Jaffe Velma Dinkley (voice) Don Messick Scooby-Doo (voice) Frank Welker Fred Jones (voice) Indira Stefanianna Daphne Blake (voice)