© 2026 The Couch Critic
Status
Released
Release
2021
Runtime
1h 12m
Streaming availability by country
"Mystery, Inc. goes medieval!"
An evil sorceress transports the gang back to the age of chivalrous knights, spell-casting wizards, and fire-breathing dragons.
13 Cast Members
Matthew Lillard
Shaggy Rogers (voice)
Frank Welker
Scooby-Doo / Fred Jones / Monster (voice)
Grey DeLisle
Daphne Blake (voice)
Kate Micucci
Velma Dinkley / Sandi (voice)
Jason Isaacs
King Arthur Pendragon (voice)
Nick Frost
Merlin (voice)
Greg Ellis
Herald / Herman Ellinger / British Passenger (voice)
Spike Brandt
Mr. HB (voice)
Ted Barton
Mayor Saunders / Sir Lancelot (voice)
Stephen Stanton
Peanut Vendor (voice)
Kari Wahlgren
Female Peasent (voice)
Fred Tatasciore
Black Knight (voice)
Trevor Devall
Man Cat (voice)
