Peter Gallagher

Peter Killian Gallagher (born August 19, 1955) is an American actor. He is best known for his roles in the films Sex, Lies, and Videotape (1989), American Beauty (1999), and Palm Springs (2020).

Known For

American Beauty Not in library

American Beauty

1999

Grey's Anatomy Not in library

Grey's Anatomy

2005

After Not in library

After

2019

How I Met Your Mother Not in library

How I Met Your Mother

2005

Family Guy Not in library

Family Guy

1999

Law & Order: Special Victims Unit Not in library

Law & Order: Special Victims Unit

1999

Palm Springs Not in library

Palm Springs

2020

Mr. Deeds Not in library

Mr. Deeds

2002

Burlesque Not in library

Burlesque

2010

A Bad Moms Christmas Not in library

A Bad Moms Christmas

2017

Acting

2026 TOVAH as Self
2025 Everybody's Live with John Mulaney as Future John Mulaney (1 episode)
2024 Humane as Charles York
2022 The Day the Music Died: The Story of Don McLean's "American Pie" as Self
2022 Reboot as Tyler (1 episode)
2021 Zoey's Extraordinary Christmas as Mitch Clarke
2021 One December Night as Mike
2021 Mr. Mayor as Brett (uncredited) (1 episode)
2020 Palm Springs as Howard
2020 One Night Only: The Best of Broadway as Self
2020 Stars in the House as Self (1 episode)
2020 Zoey's Extraordinary Playlist as Mitch Clarke (15 episodes)
2020 The Owl House as Del Clawthorne (voice) (1 episode)
2019 After as Ken Scott
2019 Stepdaddy
2019 Tamron Hall as Self - Guest (1 episode)
2019 Truth Be Told as Andrew Finney (5 episodes)
2018 Something in the Air: Making "sex, lies, and videotape" as Self
2018 Submission as Len
2018 The Conners as Brian Foster (1 episode)
2017 Literally, Right Before Aaron as Orson Schwartzman
2017 A Bad Moms Christmas as Hank Mitchell
2017 The Gifted as Benedict Ryan (5 episodes)
2016 Center Stage: On Pointe as Jonathan Reeves
2016 Cruel Intentions as Edward Valmont
2015 Hello, My Name Is Doris as Willy Williams
2015 In a Relationship as The Interviewer (voice)
2015 DeTour as Professor Zaring
2015 Grace and Frankie as Nick Skolka (24 episodes)
2015 Man Seeking Woman as Joel Greenberg (1 episode)
2015 Togetherness as Larry (9 episodes)
2012 Someday This Pain Will Be Useful to You as Paul Sveck
2012 Step Up Revolution as Bill Anderson
2011 Whitney as Vince (3 episodes)
2011 New Girl as Gavin (4 episodes)
2010 Burlesque as Vince Scali
2010 GasHole as Narrator (voice)
2010 Conviction as Barry Scheck
2010 Covert Affairs as Arthur Campbell (75 episodes)
2009 Adam as Marty Buchwald
2009 The War Boys as Slater
2009 The Good Wife as Ethan Carver (3 episodes)
2008 Center Stage: Turn It Up as Jonathan Reeves
2007 Californication as Dean Stacy Koons (8 episodes)
2007 The Gathering as Dr. Michael Foster (6 episodes)
2006 Shark as Frank Bell (1 episode)
2006 The Megan Mullally Show as Self - Guest (1 episode)
2005 How I Met Your Mother as Professor Vinick (1 episode)
2005 The Late Late Show with Craig Ferguson as Self (1 episode)
2005 Grey's Anatomy as David Hamilton (9 episodes)
2004 Broadway's Lost Treasures II as Sky Masterson (segment "Guys & Dolls")
2004 The Tony Danza Show as Self (2 episodes)
2004 On Air with Ryan Seacrest as Self - The O.C. (1 episode)
2003 The Adventures of Tom Thumb and Thumbelina as The Mole King (voice)
2003 How to Deal as Len Martin
2003 Comedy Central Roast of Denis Leary as Self
2003 A Tale of Two Wives as Bill Goodman
2003 The Ellen DeGeneres Show as Self (1 episode)
2003 The O.C. as Sandy Cohen (92 episodes)
2003 Comedy Central Roasts as Self (1 episode)
2002 Mr. Deeds as Chuck Cedar
2002 Page to Screen: 'The Silence of the Lambs' as Host
2002 Magic Time: A Tribute to Jack Lemmon as Self
2002 Page to Screen
2001 Protection as Ted
2001 Perfume as Guido
2001 Feast of All Saints as Philippe Ferronaire
2001 My Favorite Broadway: The Love Songs as Self
2001 Good Day Live as Self (1 episode)
2000 Center Stage as Jonathan Reeves
2000 Other Voices as Jordin In Library
2000 Jesus Christ Superstar as First Priest
2000 The Last Debate as Tom Chapman
2000 American Beauty: Look Closer... as Self
2000 Cupid & Cate as Harry
1999 American Beauty as Buddy Kane
1999 House on Haunted Hill as Donald W. Blackburn, M.D.
1999 Brotherhood of Murder as Bob Matthews
1999 Family Guy as Jared (voice) (1 episode)
1999 Law & Order: Special Victims Unit as William Dodds (19 episodes)
1998 Brave New World as Bernard Marx
1998 Virtual Obsession as Dr. Joe Messenger
1998 Johnny Skidmarks as Johnny Scardino
1998 The Secret Lives of Men
1997 The Man Who Knew Too Little as James Ritchie
1997 Path to Paradise: The Untold Story of the World Trade Center Bombing as John Anticev
1997 Cafe Society as Jack Kale
1997 The Trial of Adolf Eichmann as Gideon Hausner (voice)
1997 The View as Self (1 episode)
1996 To Gillian on Her 37th Birthday as David Lewis
1996 Last Dance as John Hayes
1996 The Great Irish Famine as narrator
1996 Cannes Man as Self
1996 Superman: The Animated Series as Kurt (voice) (1 episode)
1996 Titanic as Wynn Park (2 episodes)
1995 While You Were Sleeping as Peter Callaghan
1995 The Underneath as Michael Chambers
1994 Mrs. Parker and the Vicious Circle as Alan Campbell
1994 White Mile as Jack Robbins
1994 Everybody Just Stay Calm as Self
1994 The Hudsucker Proxy as Vic Tenetta
1993 Short Cuts as Stormy Weathers
1993 Malice as Atty. Dennis Riley
1993 Mother's Boys as Robert Madigan
1993 Watch It as John
1993 Luck, Trust & Ketchup: Robert Altman in Carver Country as Self
1993 Homicide: Life on the Street as Chris Rawls (1 episode)
1993 Late Night with Conan O'Brien as Self - Guest (7 episodes)
1993 Fallen Angels as Mitch Allison (1 episode)
1993 Fallen Angels as Dr. Yorgrau (1 episode)
1992 The Player as Larry Levy
1992 Buying a Landslide as Philip Kautsky
1992 Bob Roberts as Dan Riley
1992 Robert Altman's Players as Self
1992 Guys and Dolls: Off the Record as Himself / Sky Masterson
1991 The Cabinet of Dr. Ramirez as Matt
1991 Milena as Pollak
1991 Late for Dinner as Bob Freeman
1991 An Inconvenient Woman as Philip Quennell (2 episodes)
1990 Love and Lies as David West
1990 Tune in Tomorrow... as Richard Quince
1989 sex, lies, and videotape as John Mullany
1988 High Spirits as Brother Tony
1988 The Caine Mutiny Court-Martial as Lt. Cmdr. John Challee
1988 I'll Be Home for Christmas as Aaron Copler
1988 LIVE with Kelly and Mark as Self (1 episode)
1988 The Murder of Mary Phagan as Leo Frank (2 episodes)
1987 Long Day's Journey Into Night as Edmund Tyrone
1986 My Little Girl as Kai
1985 Dreamchild as Jack Dolan
1984 Terrible Joe Moran as Nick
1982 Summer Lovers as Michael Pappas
1980 The Idolmaker as Caesare
1980 Skag as John Skagska
1980 Skag
1956 Tony Awards as Self - Performer (1 episode)
1951 Hallmark Hall of Fame as Harry (1 episode)
Broadway: The Next Generation as Self
Cruel Intentions as Edward Valmont (1 episode)

Writing

1991 The Cabinet of Dr. Ramirez Story