The Grain Ship is an unnamed character that appears in some first season episodes. He has no specific name at all. He appears a few times and once got in the way of Theodore and Hank while they were towing in Julia.
- Season 1 - The Dark and Scary Cove (cameo), Different Strokes - Different Boats, Theodore the Vegetable (not named, does not speak, Theodore and the Queen (stock footage; cameo), Is Anybody Listening? (cameo), and Theodore and the Big Harbour (cameo)