Tonton Streaming The New Scooby and Scrappy-Doo Show (1983) S1E10 - Scooby-Doo and Cyclops, Too

The gang is on their way to Paradise Island for a vacation, and stop at Barney's Gas Station for food. While there, Barney tells them how people who have stayed on the island have vanished, and others have been turned into zombies.