Mack Gray (December 11, 1905, Brooklyn, New York – January 17, 1981, Beverly Hills, California) was an American actor who was the brother of Joe Gray and great-uncle of Jon Abrahams.
He was given the nickname "Killer" by Carole Lombard due to his roles in films as a tough guy.
Longtime friend and confidant of George Raft, Dean Martin, and Frank Sinatra.