William Christopher
William Christopher (October 20, 1932 – December 31, 2016) was an American actor and comedian, best known for playing Private Lester Hummel on Gomer Pyle, U.S.M.C. from 1965 to 1968 and Father Mulcahy on the television series MASH from 1972 to 1983 and its spinoff After MASH from 1983 to 1985. Description above from the Wikipedia article William Christopher, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Filmography
The Mike Douglas Show
Columbo
Murder, She Wrote
Diagnosis: Murder
Lois & Clark: The New Adventures of Superman
The Love Boat
The Andy Griffith Show
M*A*S*H
Mad About You
Hogan's Heroes
Dinah!
That Girl
Gomer Pyle, U.S.M.C.
Alias Smith and Jones
Good Times
Nichols
The Patty Duke Show
Snoops
The New WKRP in Cincinnati
AfterMASH
Team Knight Rider
Hearts of the West
The Fortune Cookie
The Shakiest Gun in the West
With Six You Get Eggroll
The Little Troll Prince
For the Love of It
Heaven Sent
Memories of M*A*S*H
The Private Navy of Sgt. O'Farrell