
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.

Columbo
TV • 1971

L.A. Law
TV • 1986

Batman: The Animated Series
TV • 1992

Cannon
TV • 1971

The Defenders
TV • 1961

All in the Family
TV • 1971

Baretta
TV • 1975

Maude
TV • 1972

The Thing
MOVIE • 1982

Spawn
TV • 1997

Doctors' Hospital
TV • 1975

Back to the Future Part III
MOVIE • 1990

Hallmark Hall of Fame
TV • 1951

Wall Street
MOVIE • 1987

Lincoln
TV • 1974

Gemini Man
TV • 1976

Mask
MOVIE • 1985

The Andros Targets
TV • 1977