William Christopher

William Christopher

William Christopher (October 20, 1932 - December 31, 2016) is an American actor who is best known for playing Father Mulcahy on the television series M*A*S*H and Private Lester Hummel on Gomer Pyle, U.S.M.C. In the Smurfs cartoon show, he voiced the character of Angel Smurf, who usually shows up along with Devil Smurf when a Smurf is faced with a moral dilemma that tempts him or her to do an evil thing.