The Richie Rich/Scooby-Doo Show The Richie Rich/Scooby-Doo Show The Richie Rich/Scooby-Doo Show is a 60-minute Saturday morning animated package show produced by Hanna-Barbera Productions and broadcast on ABC from November 8, 1980 to November 7, 1981. The program contained segments of "Scooby-Doo and Scrappy-Doo" and "Richie Rich". The "Scooby-Doo and Scrappy-Doo" shorts represents the sixth show in which Scooby-Doo appears. This was the only Hanna-Barbera package series for which "Scooby-Doo" was given second billing and also notable for Richie Rich's debut in animation. With the exception of the "Richie Rich Gems", each episode featured three Scooby-Doo segments and three Richie Rich segments between them.
Scooby-Doo the Night" on a flight to one of the development meetings, and decided to rename the dog "Scooby-Doo" and re-rechristen the show "Scooby-Doo, Where Are You!" The revised show was re-presented to CBS executives, who approved it for production. The first episode of "Scooby-Doo, Where Are You!" "What a Night for a Knight" debuted on the CBS network Saturday, September 13, 1969. The original voice cast featured veteran voice actor Don Messick as Scooby-Doo, radio DJ Casey Kasem (later host of radio's syndicated "American Top 40") as Shaggy, actor Frank Welker (later a veteran voice actor in his own right)