Penn Fraser Jillette is an American actor on Scooby-Doo and Guess Who?.
Credits[]
| Season One | |||||||
| "Revenge of the Swamp Monster!": | "A Mystery Solving Gang Divided!": | "Peebles' Pet Shop of Terrible Terrors!": | "Elementary, My Dear Shaggy!": | "Ollie Ollie In-Come Free!": | "The Scooby of a Thousand Faces!": | "The Cursed Cabinet of Professor Madds Markson!": | |
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| "When Urkel-Bots Go Bad!": | "The Fastest Fast Food Fiend!": | "Attack of the Weird Al-Losaurus!": | "Now You Sia, Now You Don't!": | "Quit Clowning!": | "What a Night, for a Dark Knight!": | "The Nightmare Ghost of Psychic U!": | |
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| "The New York Underground!": | "The Sword, the Fox and the Scooby-Doo!": | "One Minute Mysteries!": | "Hollywood Knights!": | ||||
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