Aside from doubling the length of each episode, differed from its predecessor in the addition of a rotating special guest star slot; each episode featured real-life celebrities or fictitious characters joining the Mystery, Inc. gang in solving the mystery of the week. Some episodes, in particular the episodes guest-starring the characters from The Addams Family and Jeannie, deviated from the established Scooby-Doo format of presenting criminals masquerading as supernatural beings by introducing real ghosts, monsters, and other such characters into the plots. was the last incarnation of Scooby-Doo to feature Nicole Jaffe as the regular voice of Velma Dinkley, due to her marriage and retirement from acting.

Starring:

Frank Welker, Don Messick, Casey Kasem, Heather North, Nicole Jaffe

Genre:

Comedy, Mystery, Children