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! Music of the Vampire
Scooby-Doo! Music of the Vampire is a 2012 direct-to-DVD animated musical comedy horror film, and the seventeenth entry in the direct-to-video series of "Scooby-Doo" films. This installment is notable for being the first of the films to be a musical. The film was released to rent through Amazon Video and iTunes on December 22, 2011. It was released on DVD and Blu-ray on March 13, 2012. It premiered on Cartoon Network on March 3, 2012.