William Atherton
William Atherton Knight Jr. (born July 30, 1947) is an American actor, best known for portraying Richard Thornburg in Die Hard and its sequel and Walter Peck in Ghostbusters.
Known for
- Law & Order: Special Victims Unit (1999)
- Law & Order (1990)
- Law & Order (1990)
- Monk (2002)
- Desperate Housewives (2004)
- Lost (2004)
- Castle (2009)
- Stargate SG-1 (1997)
- Murder, She Wrote (1984)
- Murder, She Wrote (1984)
- Murder, She Wrote (1984)
- Boston Legal (2004)
- Numb3rs (2005)
- The Practice (1997)
- The Outer Limits (1995)
- Nash Bridges (1996)
- The Equalizer (1985)
- The Equalizer (1985)
- The Twilight Zone (1985)
- The Twilight Zone (1985)