Al Checco (July 21, 1921 – July 19, 2015) was an American film, television and theatre actor. Born in Pittsburgh, Pennsylvania, he was known for playing the role of "Bernard Stein" in the 1968 film The Party. Checco was also the partner of actor, Don Knotts, in which they were performing entertainers in Special Services to soldiers during World War II. He died in July 2015 of natural causes at his home in Studio City, California, at the age of 93.