Peter Killian Gallagher (born August 19, 1955) is an American actor. Description above from the Wikipedia article Peter Gallagher, licensed under CC-BY-SA, full list of contributors on Wikipedia.
The Cabinet of Dr. Ramirez
1991 • Story
Grey's Anatomy
2005 - • David Hamilton
Law & Order: Special Victims Unit
1999 - • William Dodds
Humane
2024 • Charles York
Tamron Hall
2019 - 2024 • Self - Guest
LIVE with Kelly and Mark
1988 -
The Conners
2018 - • Brian Foster
Family Guy
1999 - • Jared (voice)
The View
1997 - • Self
Truth Be Told
2019 - 2023 • Andrew Finney
Reboot
2022 - 2022 • Tyler
The Day the Music Died/American Pie
2022 • Self
The Ellen DeGeneres Show
2003 - 2023 • Self
Mr. Mayor
2021 - 2022 • Brett (uncredited)
Grace and Frankie
2015 - 2022 • Nick Skolka
Broadway: The Next Generation
Bermuda
• Donovan
Zoey's Extraordinary Christmas
2021 • Mitch Clarke
One December Night
2021 • Mike Sullivan
Stars in the House
2020 - • Self
Zoey's Extraordinary Playlist
2020 - 2021 • Mitch Clarke
Palm Springs
2020 • Howard
After
2019 • Ken Scott
Stepdaddy
2019
The Gifted
2017 - 2019 • Benedict Ryan
New Girl
2011 - 2018 • Gavin
A Bad Moms Christmas
2017 • Hank Mitchell
Literally, Right Before Aaron
2017 • Orson Schwartzman
Man Seeking Woman
2015 - 2017 • Joel Greenberg
Center Stage: On Pointe
2016 • Jonathan Reeves
Togetherness
2015 - 2016 • Larry
Cruel Intentions
2016 • Edward Valmont
Hello, My Name Is Doris
2015 • Willy Williams
In a Relationship
2015 • The Interviewer (voice)
The Late Late Show with Craig Ferguson
2005 - 2015 • Self
Covert Affairs
2010 - 2014 • Arthur Campbell
Californication
2007 - 2014 • Dean Stacy Koons
How I Met Your Mother
2005 - 2014 • Professor Vinick
Whitney
2011 - 2013
Step Up Revolution
2012 • Mr. Anderson
Someday This Pain Will Be Useful to You
2011 • Paul Sveck
Hallmark Hall of Fame
1951 - 1978 • Harry
Burlesque
2010 • Vince Scali
Conviction
2010 • Barry Scheck
GasHole
2010 • Narrator
Adam
2009 • Marty Buchwald
The War Boys
2009 • Slater
Late Night with Conan O'Brien
1993 - 2009 • Self - Guest
Center Stage: Turn It Up
2008 • Jonathan Reeves
Shark
2006 - 2008
The Gathering
2007 - 2007 • Dr. Michael Foster
The O.C.
2003 - 2007 • Sandy Cohen
The Megan Mullally Show
2006 - 2007
The Tony Danza Show
2004 - 2006 • Self
Good Day Live
2001 - 2005 • Self
On Air with Ryan Seacrest
2004 - 2009 • Self - The O.C.
How to Deal
2003 • Len Martin
Page to Screen
2002 -
A Tale of Two Wives
2003
Mr. Deeds
2002 • Chuck Cedar
The Feast of All Saints
2001 • Philippe Ferronaire
Protection
2001 • Ted
Perfume
2001 • Guido
The Last Debate
2000 • Tom Chapman
Center Stage
2000 • Jonathan Reeves
Cupid & Cate
2000 • Harry
Superman: The Animated Series
1996 - 2000 • Kurt (voice)
Other Voices
2000 • Jordin
Brotherhood of Murder
1999 • Bob Matthews
House on Haunted Hill
1999 • Blackburn
American Beauty
1999 • Buddy Kane
Homicide: Life on the Street
1993 - 1999
The Secret Lives of Men
1998 -
Brave New World
1998 • Bernard Marx
Host
1998 • Dr. Joe Messenger
Johnny Skidmarks
1998 • Johnny Scardino
The Man Who Knew Too Little
1997 • James 'Jimmy' Ritchie
Cafe Society
1995 • Jack Kale
Path to Paradise: The Untold Story of the World Trade Center Bombing
1997 • John Anticev
Cannes Man
1996 • Self
The Trial of Adolf Eichmann
1997 • Gideon Hausner (voice)
Titanic
1996 - 1996 • Wynn Park
To Gillian on Her 37th Birthday
1996 • David Lewis
Last Dance
1996 • John Hayes
The Great Irish Famine
1996 • narrator
Fallen Angels
1993 - 1996 • Dr. Yorgrau
The Underneath
1995 • Michael Chambers
While You Were Sleeping
1995 • Peter Callaghan
Everybody Just Stay Calm
1994 • Self
Mrs. Parker and the Vicious Circle
1994 • Alan Campbell
White Mile
1994 • Jack Robbins
The Hudsucker Proxy
1994 • Vic Tenetta
Mother's Boys
1993 • Robert Madigan
Malice
1993 • Atty. Dennis Riley
Short Cuts
1993 • Stormy Weathers
Watch It
1993 • John
Luck, Trust & Ketchup: Robert Altman in Carver Country
1993 • Self
Bob Roberts
1992 • Anchor, Dan Riley
The Player
1992 • Larry Levy
Robert Altman's Players
1992 • Self
1991 • Matt
Late for Dinner
1991 • Bob Freeman
Milena
1990 • Pollak
An Inconvenient Woman
1991 - 1991 • Philip Quennell
Tune in Tomorrow...
1990 • Richard Quince
Love and Lies
1990 • David West
sex, lies, and videotape
1989 • John Mullany
I'll Be Home for Christmas
1988 • Aaron Copler
High Spirits
1988 • Brother Tony
The Caine Mutiny Court-Martial
1988 • Lt. Cmdr. John Challee
The Murder of Mary Phagan
1988 - 1988 • Leo Frank
Long Day's Journey Into Night
1987 • Edmund Tyrone
My Little Girl
1986 • Kai
Dreamchild
1985 • Jack Dolan
Terrible Joe Moran
1984 • Nick
Summer Lovers
1982 • Michael Pappas
The Idolmaker
1980 • Caesare
Skag
1980 -