Season 3 Fred, Daphne, Velma, Shaggy, and the talking dog, Scooby-Doo, travel on the Mystery Machine van, in search of weird mysteries to solve. Details Casts Videos Galleries Posters Season Lists Episode Lists 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... Norville 'Shaggy' Rogers ... Don Messick... Scooby-Doo (voice)... Frank Welker... Fred Jones (voice)... Heather North... Daphne Blake (voice)... Pat Stevens... Velma Dinkley (voice)... Scooby-Doo, Where Are You! - Intro (1970) Theme (VHS Capture) (Trailer) Original Size (3840x2160) Original Size (2000x1125) Original Size (1280x720) Original Size (1280x720) Original Size (3840x2160) Original Size (3840x2160) Original Size (2000x3000) Original Size (1400x2100) Original Size (2000x3000) Original Size (1000x1500) Original Size (1400x2100) Original Size (1000x1500) Original Size (680x1000) Original Size (2000x3000) Original Size (739x1108) Original Size (500x750) Original Size (500x750) Season 1 17 Episode(s) 1969-09-13 Season 2 8 Episode(s) 1970-09-12 Season 3 16 Episode(s) 1978-09-09 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...