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The Grim Adventures of Billy and Mandy×The Informant!
2 people made both
Faint match- Richard Steven HorvitzThe Grim Adventures of Billy and Mandyas Billy (voice)
·WriterThe Informant!as Bob Zaiderman
On screen · 1
- Frank WelkerThe Grim Adventures of Billy and Mandyas Scooby-Doo (voice)The Informant!as Mark Whitacre's Father
