Season 3 Details Casts Episode Lists of Season 3 Title Season 3 Genres Animation Mystery Comedy Kids Family Air Date 1978-09-09 Episode Runtime 00 Hours 22 Minutes Season Number 3 Episode Count On Season 3 16 Production Companies Hanna-Barbera Productions Casey Kasem Shaggy Rogers (voice) Don Messick Scooby-Doo (voice) Frank Welker Fred Jones (voice) Heather North Daphne Blake (voice) Pat Stevens Velma Dinkley (voice) Episode 1 1978-09-09 Watch Out! The Willawaw!... Episode 2 1978-09-16 Creepy Tangle In The Berm... Episode 3 1978-09-23 A Scary Night With a Snow... Episode 4 1978-09-30 To Switch a Witch... Episode 5 1978-10-07 The Tar Monster... Episode 6 1978-10-14 A Highland Fling With a M... Episode 7 1978-10-21 The Creepy Case Of Old Ir... Episode 8 1978-10-28 Jeepers, It's the Jaguaro... Episode 9 1978-11-04 Make a Beeline Away From ... Episode 10 1978-11-11 The Creepy Creature of Vu... Episode 11 1978-11-18 The Diabolical Disc Demon... Episode 12 1978-11-25 Scooby's Chinese Fortune ... Episode 13 1978-12-02 A Menace in Venice... Episode 14 1978-12-09 Don't Go Near the Fortres... Episode 15 1978-12-16 The Warlock of Wimbledon... Episode 16 1978-12-23 The Beast is Awake in Bot...
