The New Scooby and Scrappy-Doo Show (1983)

S01E10 Scooby-Doo and Cyclops, Too

The group is heading to Paradise Island for a getaway and decides to stop at Barney's Gas Station for a bite to eat. While they’re there, Barney shares some chilling tales about the island, revealing that some visitors have mysteriously disappeared, while others have reportedly returned as zombies.