Scooby-Doo (film) two telefilm prequels: "Scooby-Doo! The Mystery Begins" and "Scooby-Doo! Curse of the Lake Monster", which both aired on Cartoon Network in 2009 and 2010 respectively. A spin-off film "Daphne & Velma" was released on May 22, 2018, and a reboot will be released on May 15, 2020. Scooby-Doo (film) Scooby-Doo (also known as Scooby-Doo: The Movie) is a 2002 American live-action/computer-animated family adventure film based on the long-running Hanna-Barbera animated television series of the same name. It is the first installment in the "Scooby-Doo" live-action film series, directed by Raja Gosnell, written by James Gunn, and starring Freddie Prinze Jr.,
Scooby-Doo and Scrappy-Doo (1979 TV series) threatening cancellation for the show, whose ratings were in decline. ABC was going to choose between two shows-Scooby-Doo or an unnamed pilot from Ruby Spears Enterprises. Therefore, for its 1979–1980 season, "Scooby-Doo" was given a major overhaul, adding the character of Scooby's nephew Scrappy-Doo, voiced by Lennie Weinrib, and changing the name of the show to "Scooby-Doo and Scrappy-Doo". Although still present in these episodes, the characters of Fred, Daphne, and Velma became less essential to the plot and Shaggy, Scooby and Scrappy were the main focus. Marla Frumkin took over Pat Stevens' role as Velma Dinkley towards the end