The Scooby-Doo Show

Season 3, Episode 7

Episode Title: The Creepy Case of Old Iron Face

Air Date: 1978-10-21

Overview:

As the gang goes water-skiing, they have a near-fatal encounter with a masked figure and his sharks. When they visit a cafe, they find out that the figure is Old Iron Face, a convict with an iron mask welded onto his face.