Synopsis
After 52 years of solving mysteries, the Scooby gang reunite at Warner Bros. Studios to reminisce about their favorite cases and how they were filmed. But it turns out that the back lot may have its OWN monster problem. Fred, Daphne, Velma, Shaggy, and Scooby-Doo investigate this mystery while celebrating the legacy of the franchise.
Main Casting
 Frank Welker
Scooby-Doo / Fred Jones / Self
 Matthew Lillard
Norville 'Shaggy' Rogers / Self - Voice of "Shaggy"
 Grey DeLisle
Daphne Blake / Self - Voice of "Daphne"
 Kate Micucci
Velma Dinkley / Self - Voice of "Velma"
 Janel Parrish
Janel Parrish - Host
 Jerry Beck
Self - Animation Historian and Author
 David Silverman
Self - Director and Producer, "The Simpsons"
 Seth Green
Self - Actor, "Scooby-Doo 2: Monsters Unleashed"
Ratings
 TMDB
 8.0Technical team
Jonathan Stern Directing
Jonathan Stern Writing
Matt Novack Music
Greg Martin Music
David Soldinger Producing
Franny Baldwin Producing
Jonathan Stern Executive Producing
Production
Warner Bros. Animation
Abominable Pictures
Warner Horizon Television