The Creepy Case of Old Iron Face - S3-E7
Continuity mistake: The dock at Skull Island is deserted. A shot later, the magnetic crane suddenly appears.
Scooby's Chinese Fortune Kooky Caper - S3-E12
Continuity mistake: When Shaggy and Scooby start changing the Mystery Machine's back right tire, it's flat. When the Moon Monster shows up it's fixed, and they've just started jacking it up.
