
Gervase Duan Spradlin (August 31, 1920 – July 24, 2011) was an American actor. Known for his distinctive accent and voice, he often played devious authority figures. Description above from the Wikipedia article G. D. Spradlin, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Columbo
TV • 1971

Bonanza
TV • 1959

Bonanza
TV • 1959

Adam-12
TV • 1968

The Big Valley
TV • 1965

Cimarron Strip
TV • 1967

Cimarron Strip
TV • 1967

The Godfather Part II
MOVIE • 1974

Alias Smith and Jones
TV • 1971

It Takes a Thief
TV • 1968

The Outsider
TV • 1968

The Greatest American Hero
TV • 1981

Apocalypse Now
MOVIE • 1979

Search
TV • 1972

Rich Man, Poor Man - Book II
TV • 1976

Dark Skies
TV • 1996

Mario Puzo's The Godfather: The Complete Novel for Television
TV • 1977

War and Remembrance
TV • 1988