Born Thomas Leo McCarey, and the elder brother of director Ray McCarey. Leo McCarey graduated from law school and was a practicing criminal defense attorney for a short time before entering the movie business where he would become an acclaimed director. Honored many times at the Acedemy Awards he is the first director to win three major categories their, winning Best Picture, Best Director and Best Writing, Original Story, for "Going My Way (1945)".
Leo McCarey also worked with many well known comedians such as Charley Chase, Stan Laurel, Oliver Hardy, W.C. Fields, and The Marx Brothers.
Leo McCarey has a star on the Hollywood Walk of Fame at 1500 Vine Street.