The Secret of Shark Island

"The Secret of Shark Island" is the eighth episode of The New Scooby-Doo Movies season one. It aired on October 28, 1972 on CBS. It was produced and directed by William Hanna and Joseph Barbera, the founders of Hanna-Barbera Productions.

Characters

 * style="background-color:#d2d2ff"|
 * style="background-color:#aaffaa"|
 * style="background-color:#aaffaa"|

Organizations

 * Mystery Incorporated

Locations

 * Earth
 * United States
 * Shark Island
 * Hideaway Hotel

Vehicles

 * The Mystery Machine

Music
The score was composed by Hoyt Curtin, who was credited as musical director, with musical supervision from Paul DeKorte.

Release
Dates are in order of release:


 * United States: October 28, 1972 on CBS

Everlasting influence

 * A sequel of sorts followed in 2021, with the Scooby-Doo and Guess Who? episode "Cher, Scooby and the Sargasso Sea!" Cher reprised her role.

Home availability

 * In the United States:
 * October 20, 1988: Hanna-Barbera Home Video releases Hanna-Barbera Personal Favorites: Scooby-Doo on VHS.
 * 1991: Image Entertainment releases Hanna-Barbera Personal Favorites: Scooby-Doo on Laserdisc.
 * June 4, 2019: Warner Home Video releases The New Scooby-Doo Movies: The (Almost) Complete Collection on DVD.
 * June 4, 2019: Warner Home Video releases The New Scooby-Doo Movies: The (Almost) Complete Collection on Blu-ray Disc.
 * June 4, 2019: Warner Home Video releases The Best of The New Scooby-Doo Movies: The Lost Episodes on DVD.
 * In the United Kingdom:
 * July 1, 2019: Warner Home Video releases The New Scooby-Doo Movies: The (Almost) Complete Collection on DVD.
 * July 1, 2019: Warner Home Video releases The New Scooby-Doo Movies: The (Almost) Complete Collection on Blu-ray Disc.