Richard Allen Dysart (March 30, 1929 – April 5, 2015) was an American actor. He is best known for his role as senior partner Leland McKenzie in the television series L.A. Law (1986–1994), for which he won a 1992 Primetime Emmy Award as Outstanding Supporting Actor in a Drama Series after four consecutive nominations. In film, he held supporting roles in The Hospital (1971), Being There (1979), The Thing (1982), Mask (1985), Pale Rider (1985) and Wall Street (1987).Description above from the Wikipedia article Richard Dysart, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Barbwire Salesman
Film 1990
Dr. Robert Allenby
Film 1979
Abe
Film 1985
Claude Estee
Film 1975
Dr. Welbeck
Film 1971
Coy LaHood
Film 1985
Dr. Nielsen
Film 1985
Dr. John Ellis
Film 1974
President Harry S. Truman
Film 1989
Lehman
Film 1975
Cogliostro (voice)
Film 1997
Jack Warner
Film 1980
Master Bryant
Film 1974
The Ancient Mariner (voice)
Film 2004
Aslaksen
Film 1978
Peter Bailey
Film 1977
Warden James Johnston
Film 1987
Spengler
Film 1971
Barnes
Film 1969
Louis B. Mayer
Film 1985
Self
Film 1988
Self
Film 1987
Dr. Brennerman
Film 1978
Secretary of Defense
Film 1979
Father
Film 1974
Motel Receptionist
Film 1968
Self (archive footage)
Film 2009
J. Edgar Hoover
Film 1995
Cogliostro
Film 1998
Cogliostro
Film 1999
Dr. Lee
Film 1985
Leonard Driscoll
Film 1976
Hunter Burgess
Film 1982
Riley Hallihan
Film 1995
Gen. Dwight D. Eisenhower
Film 1986
J. Edgar Hoover
Film 1993
Accountant (uncredited)
Film 1963
Leland McKenzie
Film 1988
Cromwell
Film 1987
Gen. Dwight D. Eisenhower
Film 1979
Henry Sears
Film 1998
Film 1969
Leland McKenzie
Film 1986
Max Duval
Tv 1971
Russ DeKuyper
Tv 1971
Tv 1972
Tv 1975
Tv 1996
Tv 1971
Tv 1951
Tv 1975
Tv 1975
Nicholas Cogliostro (voice)
Tv 1997
Tv 1966
Mr. Westfall
Tv 1961
Dr. Kipness
Tv 1977
Dr. Bartholomew (voice)
Tv 1992