Born Walter Myron McCormick (February 8, 1908 – July 30, 1962) in Albany, Indiana, he was an American actor of stage, radio and film.
He was the only cast member of the Broadway smash South Pacific to remain with the show for all 1,925 performances. He won a 1950 Tony Award for his portrayal of sailor Luther Billis. He later was featured on Broadway from 1955-1957 in the military comedy No Time for Sergeants and repeated his role as Sergeant King for the 1958 film version starring Andy Griffith.
To movie audiences, he is possibly best remembered from 1961's The Hustler as Charlie, the partner of pool shark "Fast Eddie" Felson (Paul Newman). McCormick was an alumnus of Princeton University, where he was a Phi Beta Kappa.
He became a featured performer in many popular radio dramas of the 1940s. He also made guest appearances on numerous television programs of the 1950s/early 1960s, including The Untouchables, Naked City, Alfred Hitchcock Presents, Way Out and The Iceman Cometh (1960 TV production).
He died in New York City on July 30, 1962 from cancer, aged 54. Mc Cormick was also well known for his portrayal of "Colonel Ralph Bryant" in the 1949 movie Jolson Sings Again.