The Scooby-Doo/Dynomutt Hour
1976 • 16 Episodes
Season 1 of The Scooby-Doo Show premiered on September 11, 1976.
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.
Scooby's All Star Laff-a-Lympics
1977 • 8 Episodes
Season 2 of The Scooby-Doo Show premiered on September 10, 1977.
Scooby's All Star Laff-A-Lympics is a two-hour Saturday morning animated series produced by Hanna-Barbera Productions that aired from September 10, 1977 to September 2, 1978 on ABC. It was also the first such 120-minute Saturday morning cartoon in television network history, and contained the following segments: The Scooby-Doo Show (2nd season), Laff-A-Lympics (1st season), The Blue Falcon & Dynomutt and Captain Caveman and the Teen Angels (1st season)
Scooby-Doo, Where Are You! and Scooby's All-Stars
1978 • 16 Episodes
Season 3 of The Scooby-Doo Show premiered on September 9, 1978.
For the 1978-1979 season Scooby's All-Star Laff-A-Lympics was reduced to 90 minutes and re-titled Scooby's All-Stars. This season aired from September 9, 1978 to September 8, 1979 on ABC: The Scooby-Doo Show (3rd season; episodes 11-16), Laff-A-Lympics (2nd season) and Captain Caveman and the Teen Angels (2nd season).