The Mystery Gang reunite and visit Moonscar Island, a remote island with a dark secret. Daphne wants more than just a villain in a costume, and they get more than they ever expected.
Directed byJim Stenstrum
Written byGlenn Leopold (story by), Davis Doi (story by), Glenn Leopold (screenplay by), William Hanna (based upon characters created by), Joseph Barbera (based upon characters created by)
CountryUSA
Runtime77 min
On screen
Scott Innes
Billy West
Mary Kay Bergman
Frank Welker