Over the years, "Scooby-Doo" has been developed into several spin-offs, reboots and live-action films starring Freddie Prinze Jr., Sarah Michelle Gellar, Matthew Lillard and Linda Cardellini.

'Scooby-Doo' fans who have long held that Velma Dinkley is a lesbian got their official confirmation this week when a clip from Cartoon Network's new Halloween special began circulating online.