William Atherton
Actor · Co-Producer
Born Jul 30, 1947 · Orange, Connecticut, USA
Active 1972–present · Awards: Theatre World Award
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.
Filmography
Where Did the Adults Go? (2025) — The FatherMidnight Men: A John Schlesinger and Michael Childers StoryDie Hard (1988) — Richard ThornburgGhostbusters (1984) — Walter PeckLost (2004) — Donald ReynoldsThe Last Samurai (2003) — Winchester RepLaw & Order: Special Victims Unit (1999) — Ned BogdenStargate SG-1 (1997) — Emissary VartaDie Hard 2 (1990) — Richard ThornbergCastle (2009) — Ari WeissDesperate Housewives (2004) — Dr. BarrMonk (2002) — Commander Nathan WhitakerTales from the Crypt (1989) — Malcolm MayflowerJustice League (2001) — Dr. Destiny / John Dee (voice)Ghostbusters: Frozen Empire (2024) — Mayor Walter PeckThe Pelican Brief (1993) — Bob GminskiLaw & Order (1990) — Dan Jensen · Don SnyderBoston Legal (2004) — A.D.A. Howard ZaleMurder, She Wrote (1984) — Andy Henley · Greg Dalton · Larry HolleranThe Girl Next Door (2007) — Adult David MoranThe Twilight Zone (1985) — (segment "The Card") · Brian Wolfe (segment "Night of the Meek")Life (2007) — Mickey RaybornNumb3rs (2005) — Warren PierceWorkaholics (2011) — Thor Holmvik