The Scooby-Doo/Dynomutt Hour The Scooby-Doo/Dynomutt Hour comprised the first seasons of both The Scooby-Doo Show and Dynomutt, Dog Wonder. It aired on ABC for sixteen episodes, originally broadcast between September 11 and December 18, 1976. Details Casts Videos Galleries Posters Season Lists Episode Lists Title The Scooby-Doo/Dynomutt Hour Genres Animation Mystery Kids Family Comedy Air Date 1976-09-11 Episode Runtime 00 Hours 25 Minutes Season Number 1 Episode Count On Season 1 16 Production Companies Hanna-Barbera Productions Heather North... Daphne Blake... Don Messick... Scooby-Doo... Casey Kasem... Shaggy... Frank Welker... Fred... Pat Stevens... Velma... Daws Butler... Scooby-Dum... Henry Corden... ... The Scooby-Doo Show (1976) - Intro / Outro Theme (Trailer) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1920x1080) Original Size (3840x2160) Original Size (945x1417) Original Size (2000x3000) Original Size (680x1000) Original Size (680x1000) Original Size (2000x3000) Season 1 16 Episode(s) 1976-09-11 Season 2 8 Episode(s) 1977-09-10 Season 3 16 Episode(s) 1978-09-09 Episode 1 1976-09-11 High Rise Hair Raiser... Episode 2 1976-09-18 The Fiesta Host is an Azt... Episode 3 1976-09-25 The Gruesome Game of the ... Episode 4 1976-10-02 Watt a Shocking Ghost... Episode 5 1976-10-09 The Headless Horseman of ... Episode 6 1976-10-16 Scared a Lot in Camelot... Episode 7 1976-10-23 The Harum-Scarum Sanitari... Episode 8 1976-10-30 The No-Face Zombie Chase ... Episode 9 1976-11-06 Mamba Wamba and the Voodo... Episode 10 1976-11-13 A Frightened Hound Meets ... Episode 11 1976-11-20 A Bum Steer for Scooby... Episode 12 1976-11-25 There's a Demon Shark in ... Episode 13 1976-11-27 Scooby-Doo, Where's the C... Episode 14 1976-12-04 The Ghost That Sacked the... Episode 15 1976-12-11 The Ghost of the Bad Humo... Episode 16 1976-12-18 The Spirits of '76...