Walter Andrew Brennan (July 25, 1894 – September 21, 1974) was an American actor and singer. He won the Academy Award for Best Supporting Actor for his performances in Come and Get It (1936), Kentucky (1938), and The Westerner (1940), making him one of only three male actors to win three Academy Awards. Brennan was also nominated for his performance in Sergeant York (1941). Other noteworthy performances were in To Have and Have Not (1944), My Darling Clementine (1946), Red River (1948), and Rio Bravo (1959).
Description above from the Wikipedia article Walter Brennan, licensed under CC-BY-SA, full list of contributors on Wikipedia.
KNOWN FOR
The Merv Griffin Show
1965
What's My Line?
1957
Dick Powell's Zane Grey Theatre
1956
The Dinah Shore Chevy Show
1960
The Oscars
1954
The Real McCoys
1957
The Ford Television Theatre
1956
The Guns of Will Sonnett
1967
Alias Smith and Jones
1971
This Is Your Life
1955
The Glen Campbell Goodtime Hour
1970
Lux Video Theatre
1955