William Atherton
Known for: Acting
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
Series
Law & Order: Special Victims Unit
Ned Bogden
1999
Series
Law & Order
Don Snyder
1990
Series
Law & Order
Dan Jensen
1990
Series
Castle
Ari Weiss
2009
Series
Desperate Housewives
Dr. Barr
2004
Series
Stargate SG-1
Emissary Varta
1997
Series
Lost
Donald Reynolds
2004
Series
Monk
Commander Nathan Whitaker
2002
Series
Murder, She Wrote
Larry Holleran
1984
Series
Murder, She Wrote
Greg Dalton
1984
Series
Murder, She Wrote
Andy Henley
1984
Series
Boston Legal
A.D.A. Howard Zale
2004
Series
Numb3rs
Warren Pierce
2005
Series
The Practice
D.A. Keith Pratt
1997
Series
The Equalizer
Martin 'Alpha' Loeber
1985
Series
The Equalizer
Gideon
1985
Series
Childrens Hospital
Levon Bainter
2008
Film
Die Hard
Richard Thornburg
1988
Series
The Outer Limits
Franklin Murdoch
1995
Film
Die Hard 2
Richard Thornberg
1990
Series
Nash Bridges
Dr. Linus Mills
1996
Series
Tales from the Crypt
Malcolm Mayflower
1989
Series
The Twilight Zone
Brian Wolfe (segment "Night of the Meek")
1985
Series
The Twilight Zone
(segment "The Card")
1985
Series
Workaholics
Thor Holmvik
2011
Series
Life
Mickey Rayborn
2007
Film
The Last Samurai
Winchester Rep
2003
Film
Ghostbusters
Walter Peck
1984
Series
Justice League
Dr. Destiny / John Dee (voice)
2001
Film
Ghostbusters: Frozen Empire
Mayor Walter Peck
2024
Series
HBO First Look
1992
Series
Reunited Apart
Self
2020
Film
The Pelican Brief
Bob Gminski
1993
Film
Hoodlum
Thomas E. Dewey
1997
Series
Centennial
Jim Lloyd
1978
Series
Night Visions
William Price (segment "Hate Puppet")
2001
Film
The Girl Next Door
Adult David Moran
2007
Film
Real Genius
Professor Hathaway
1985
Film
Oscar
Overton
1991
Film
The Crow: Salvation
Nathan Randall
2000
Film
Bio-Dome
Dr. Noah Faulkner
1996
Film
No Mercy
Allan Deveneux
1986
Film
Into the Sun
Agent Block
2005
Film
Mad City
Dohlen
1997
Film
Buried Alive
Cort van Owen
1990
Film
The Sugarland Express
Clovis Poplin
1974
Film
Gone But Not Forgotten
Sen. Ray Colby
2005
Film
Frank & Jesse
Allan Pinkerton
1994
Film
The Hindenburg
Boerth
1975
Film
Looking for Mr. Goodbar
James
1977
Max Monroe: Loose Cannon
Sloane
1990
Film
The Day of the Locust
Tod Hackett
1975
Film
Who's Your Daddy?
Duncan Mack
2004
Film
The Citizen
2012
Film
Aces 'N' Eights
Howard
2008
Film
Introducing Dorothy Dandridge
Darryl Zanuck
1999
Film
The New Centurions
Johnson
1972
Film
Bread and Roses
Party Guest (uncredited)
2000
Film
Headspace
Dr. Ira Gold
2005
Film
Tim and Eric's Billion Dollar Movie
Earle Swinter
2012
Film
Clinical
Terry Drummond
2017
Film
Ghouls
Stefan
2008
Film
Ghostheads
Self
2016
Film
Jinn
Father Westhoff
2014
Film
Jersey Shore Shark Attack
Dolan
2012
Film
Class of '44
Fraternity President
1973
Film
Bad Company
2018
Film
The Equalizer - The Movie: Blood & Wine
Martin 'Alpha' Loeber
1987
Film
Broken Trust
Neil Roemer
1995
Film
A Fight for Jenny
Michael Rosen
1986
Film
Raven Hawk
Philip Thorne
1996
Film
The Kane Files: Life of Trial
Daniel Morgan
2010
Film
Cleanin' Up the Town: Remembering Ghostbusters
Self
2020
Film
Burning Down the House
Arthur Kranston
2001
Film
Race to Space
Ralph Stanton
2001
Film
Towards Darkness
John
2007
Film
Grim Prairie Tales
Arthur
1990
Film
Virus
Dr. Reginald Holloway
1995
Film
Executive Power
President Fields
1997
Film
Intrigue
Doggett
1988
Film
Chrome Soldiers
Sheriff Blackwell
1992
Film
Diagnosis Murder: Diagnosis of Murder
Eric Walker
1992
Film
Tomorrow's Child
Jim Spence
1982
Film
Malibu
Stan Harvey
1983
Film
Independence
Benjamin Rush
1976
Film
Where Did the Adults Go?
The Father
2025
The House of Mirth
Lawrence Selden
1981
Film
A Night to Die For
Self
1995
Film
Black Crescent Moon
Jo Dexton
2008
Film
Saints and Sinners
Terence
1994
Film
Kush
King
2007
Film
Michael Kael vs. the World News Company
James Denit
1998
Film
Midnight Men: A John Schlesinger and Michael Childers Story
Film
The Stranger
1999