His film credits included Scarecrow, The Seven-Ups (both 1973), God Told Me To (1976), The Sword and the Sorcerer (1982), Invasion U.S.A. (1985), Little Nikita, Bad Dreams (both 1988), Puppet Master III: Toulon's Revenge (1991), and Halloween (2007).

Lynch's other TV roles included Starsky and Hutch, Baretta, T. J. Hooker, Blue Thunder, Airwolf, The A-Team, The Fall Guy, Charmed, Vega$, Murder, She Wrote, and Star Trek: The Next Generation.

Richard Hugh Lynch was born on February 12, 1940[1][2] (sometimes incorrectly cited as 1936) in Brooklyn, New York City to Catholic parents of Irish descent.

In 1970, he co-starred with Robert De Niro, Sally Kirkland and Diane Ladd in the short-lived off-Broadway play One Night Stands of a Noisy Passenger, written by Shelley Winters.

In 1977, Richard Lynch shared the stage with actor Al Pacino, a close friend, in the Broadway play The Basic Training of Pavlo Hummel.