Thomas Dudley "Tom" McGrath (born August 7, 1964) is an American animator, screenwriter, and voice actor who co-directed (with Eric Darnell) the 2005 feature Madagascar and its sequel, Madagascar: Escape 2 Africa in 2008. He has also worked as a voice actor on other DreamWorks animated features like Flushed Away in 2006 and Shrek the Third in 2007. He also stepped in on Flushed Away to help make improvements prior to its release.
On the Madagascar spinoff series The Penguins of Madagascar, airing on Nickelodeon, he is creator, writer, creative consultant, and voice of Skipper. Prior to joining DreamWorks, he was storyboard artist and director for the popular series The Ren and Stimpy Show, one of the original Nicktoons.