Tim Cahill is an American producer, writer and animator who co-created the Cartoon Network series My Gym Partner's a Monkey with his wife Julie McNally Cahill. He, along with his wife, have co-created and are story editors for the 2012 Litlest Pet Shop series, and is a writer for The High Fructose Adventures of Annoying Orange. He and his wife also worked for Warner Bros. on Histeria, Detention, Animaniacs and The Sylvester & Tweety Mysteries.