Scooby-Doo and Scrappy-Doo - Season 1 - Eps 15: Lock the Door, It's a Minotaur
The gang visit the Greek Island of Helos where they run into the terrifying Minotaur, who is half human and half bull. The Minotaur warns them to leave the island, but those meddling kids smell a big steaming pile of bull p* and want to figure out who's really in that Minotaur costume.
About Scooby-Doo and Scrappy-Doo

Title: Scooby-Doo and Scrappy-Doo
First Air Date: 1979-09-22
Last Air Date: 1982-12-18
Status: Ended
Rating: 7.4/10 (from 309 votes)
Language: EN
Seasons: 4
Total Episodes: 115
Network: ABC
Genres: Animation, Mystery, Comedy, Family, Kids
Production Companies: Hanna-Barbera Productions, Ruby-Spears Enterprises
Synopsis
The original thirty-minute version of Scooby-Doo and Scrappy-Doo constitutes the fourth incarnation of the Hanna-Barbera Saturday morning cartoon Scooby-Doo. It premiered on September 22, 1979 and ran for one season on ABC as a half-hour program. A total of sixteen episodes were produced. It was the last Hanna-Barbera cartoon series to use the studio's laugh track. Cartoon Network's classic channel Boomerang reruns the series.
Cast

Casey Kasem
Shaggy Rogers (voice)

Don Messick
Scooby-Doo / Scrappy-Doo (voice)