Scooby-Doo works, including television specials and made-for-TV movies, a line of direct-to-video films, and two Warner Bros.–produced theatrical feature films. Some versions of "Scooby-Doo" feature different variations on the show's supernatural theme, and include characters such as Scooby's cousin Scooby-Dum and nephew Scrappy-Doo in addition to or instead of some of the original characters. "Scooby-Doo" was originally broadcast on CBS from 1969 to 1975, when it moved to ABC. ABC aired the show until canceling it in 1986, and presented a spin-off featuring the characters as children, "A Pup Named Scooby-Doo", from 1988 until 1991. New "Scooby-Doo" series aired as part
Scooby-Doo Spooky Scarecrow" and "Scooby-Doo! Mecha Mutt Menace", from the September 2013 DVD releases "Scooby-Doo! 13 Spooky Tales: Run for Your 'Rife!" and "Scooby-Doo! 13 Spooky Tales: Ruh-Roh Robot!". On May 13, 2014, another episode, "Scooby-Doo! Ghastly Goals" was released on the "Scooby-Doo! 13 Spooky Tales: Field of Screams" DVD. On May 5, 2015, "Scooby-Doo! and the Beach Beastie", the sixth direct-to-video special, was released on the "Scooby-Doo! 13 Spooky Tales: Surf's Up Scooby-Doo" DVD. Gold Key Comics began publication of "Scooby-Doo, Where Are You!" comic books in December 1969. The comics initially contained adaptations of episodes of the television show