Scooby Doo

The Scooby Doo Show premiered on ABC in September 1976 as part of The Scooby-Doo-Dynomutt Hour, in which new episodes of Scooby Doo shared an hour with a superhero dog named Dynomutt. It was a revamped version of Scooby Doo, Where Are You? which started on CBS in 1969.