When the gang arrives at Viking Lake to see Velma's Uncle John, they find him missing as well as encountering the ghosts of ancient vikings.
Scooby and the gang try to uncover the mystery behind the strange appearance of vampire bats at their friend's 18th birthday party.
The gang tries to investigate the mystery behind the appearance of a prehistoric dinosaur at a hang gliding competition.
The Chiller Diller Movie Theater: Scooby and the gang attempt to find film star Scooby Dee, when she is kidnapped by the ghost of a famous actor.
A phantom car racer spooks out some other drivers.
The kids investigate when a witch turns Pa Hatfield and his family into frogs.
Don Messick
Scooby-Doo
Casey Kasem
Shaggy
Frank Welker
Freddie
Heather North
Daphne
Patricia Stevens
Velma
