Julie McNally Cahill is an American producer, writer and animator who co-created the Cartoon Network series My Gym Partner's a Monkey with her husband Tim Cahill. She, along with her husband, have co-created and are story editors for the 2012 Littlest Pet Shop series. She and her husband also worked on Warner Bros. for Histeria, Detention, Animaniacs and The Sylvester & Tweety Mysteries.