The original Scooby-Doo series, titled "Scooby-Doo, Where Are You!", aired on CBS from 1969 to 1976. The series was successful and spawned several spin-off series and direct-to-video movies. The most notable spin-off series include "The New Scooby-Doo Movies" (1972-1974), which featured guest appearances from various celebrities and fictional characters, and "A Pup Named Scooby-Doo" (1988-1991), which depicted the characters as younger versions of themselves.
Scooby-Doo has become a cultural icon, and the characters have been featured in numerous merchandising products, including toys, games, clothing, and home goods. The franchise has also been adapted into live-action films, including "Scooby-Doo" (2002), "Scooby-Doo 2: Monsters Unleashed" (2004), "Scooby-Doo! The Mystery Begins" (2009), and "Scooby-Doo! Curse of the Lake Monster" (2010).
The appeal of Scooby-Doo lies in its combination of humor, mystery, and supernatural elements. The characters are relatable and lovable, and the mysteries they solve are always engaging and exciting. The series has also been praised for its positive messages about friendship, teamwork, and courage.