Scooby-Doo
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) as Fred, actress Nicole Jaffe as Velma, and musician Indira Stefanianna Christopherson as Daphne. Scooby's speech patterns closely resembled an earlier cartoon dog, Astro from "The Jetsons" (1962–63), also voiced by Messick. Seventeen episodes of "Scooby-Doo Where are You!" were produced in 1969–70. The series theme song was written by David Mook and Ben Raleigh, and performed by Larry Marks.
Scooby-Doo: Behind the Scenes
Scooby-Doo: Behind the Scenes, also known as Those Meddling Kids, is a series of shorts that was shown on Cartoon Network in 1998 about Scooby-Doo. Each short gives behind the scenes information on how Mystery Inc. formed, and backgrounds for each member of the gang. There are eight shorts in total, each approximately one minute in length.Daphne's father donated money to the gang, and drove them around to help them start out. Shaggy Rogers found a van, they bought it, and named it the Mystery Machine.Scooby-Doo has an Adam's apple, because of this, it was not strange when he started talking. Shaggy and Scooby form a partnership.