Princess Mindy in 2004's The SpongeBob SquarePants Movie. The Moth from the "Night Light" episode in season 5. Madame Hagfish from the "The Curse of the Hex" episode in season 7. Don Grouper from ...

This won’t be the first time that Hamill has voiced a character in the SpongeBob SquarePants franchise. In season 5, episode 8, “Night Light” (the second segment), Hamill voiced The Moth.