Daniel Louis Castellaneta (; born October 29, 1957) is an American actor, voice actor, comedian and screenwriter, best known for his long-running role as Homer Simpson on the Fox Broadcasting Company animated sitcom The Simpsons. He also voices many other characters for the show including Abraham “Grampa” Simpson, Barney Gumble, Krusty the Clown, Sideshow Mel, Groundskeeper Willie, Mayor Quimby and Hans Moleman. Castellaneta also had roles in several other programs, including Futurama for Fox Broadcasting Company, Sibs and Darkwing Duck for ABC, The Adventures of Dynamo Duck for Fox Kids, Back to the Future: The Animated Series for CBS, Aladdin for Toon Disney, Taz-Mania for Warner Bros. Animation and in Hey Arnold! as Grandpa Phil for Nickelodeon.
In 1999, he appeared in the Christmas special Olive, the Other Reindeer, and won an Annie Award for his portrayal of the Postman. He released a comedy album I Am Not Homer, and wrote and starred in a one-person show titled Where Did Vincent van Gogh?