Allan John Melvin (February 18, 1923 – January 17, 2008) was an American character actor who appeared in several television shows, including the roles of Corporal Henshaw on The Phil Silvers Show; Alice’s boyfriend, Sam the Butcher, on The Brady Bunch; Sargeant Hacker on Gomer Pyle, USMC; and Archie Bunker’s friend, Barney Hefner, on All in the Family and Archie Bunker’s Place.