Peter Gallagher

Broadway: The Next Generation

Movie · as Self

New Line: Independent Legacies

Movie · as Self (archive footage)

Oktoberfest

Movie

Cruel Intentions

TV · as Edward Valmont · 1 ep

TOVAH

Movie · as Self

Everybody's Live with John Mulaney

TV · as Future John Mulaney · 1 ep

Humane

Movie · as Charles York

The Day the Music Died: The Story of Don McLean's "American Pie"

Movie · as Self

Reboot

TV · as Tyler · 1 ep

Zoey's Extraordinary Christmas

Movie · as Mitch Clarke

One December Night

Movie · as Mike

Mr. Mayor

TV · as Brett (uncredited) · 1 ep

Palm Springs

Movie · as Howard

One Night Only: The Best of Broadway

Movie · as Self

Stars in the House

TV · as Self · 1 ep

Zoey's Extraordinary Playlist

TV · as Mitch Clarke · 15 eps

The Owl House

TV · as Del Clawthorne (voice) · 1 ep

After

Movie · as Ken Scott

Stepdaddy

Movie

The Tamron Hall Show

TV · as Self - Guest · 1 ep

Truth Be Told

TV · as Andrew Finney · 5 eps

Something in the Air: Making "sex, lies, and videotape"

Movie · as Self

Submission

Movie · as Len

The Conners

TV · as Brian Foster · 1 ep

Literally, Right Before Aaron

Movie · as Orson Schwartzman

A Bad Moms Christmas

Movie · as Hank

The Gifted

TV · as Benedict Ryan · 5 eps

Center Stage: On Pointe

Movie · as Jonathan Reeves

Cruel Intentions

Movie · as Edward Valmont

Hello, My Name Is Doris

Movie · as Willy Williams

In a Relationship

Movie · as The Interviewer (voice)

DeTour

Movie · as Professor Zaring

Grace and Frankie

TV · as Nick Skolka · 24 eps

Man Seeking Woman

TV · as Joel Greenberg · 1 ep

Togetherness

TV · as Larry · 9 eps

Someday This Pain Will Be Useful to You

Movie · as Paul Sveck

Step Up Revolution

Movie · as Bill Anderson

Whitney

TV · as Vince · 3 eps

New Girl

TV · as Gavin · 4 eps

Burlesque

Movie · as Vince Scali

GasHole

Movie · as Narrator (voice)

Conviction

Movie · as Barry Scheck

Covert Affairs

TV · as Arthur Campbell · 75 eps

Adam

Movie · as Marty Buchwald

The War Boys

Movie · as Slater

The Good Wife

TV · as Ethan Carver · 3 eps

Center Stage: Turn It Up

Movie · as Jonathan Reeves

Californication

TV · as Dean Stacy Koons · 8 eps

The Gathering

TV · as Dr. Michael Foster · 6 eps

Shark

TV · as Frank Bell · 1 ep

The Megan Mullally Show

TV · as Self - Guest · 1 ep

How I Met Your Mother

TV · as Professor Vinick · 1 ep

The Late Late Show with Craig Ferguson

TV · as Self · 1 ep

Grey's Anatomy

TV · as David Hamilton · 9 eps

Broadway's Lost Treasures II

Movie · as Sky Masterson (segment "Guys & Dolls")

The Tony Danza Show

TV · as Self · 2 eps

On Air with Ryan Seacrest

TV · as Self - The O.C. · 1 ep

The Adventures of Tom Thumb and Thumbelina

Movie · as The Mole King (voice)

How to Deal

Movie · as Len Martin

Comedy Central Roast of Denis Leary

Movie · as Self

A Tale of Two Wives

Movie · as Bill Goodman

The Ellen DeGeneres Show

TV · as Self - Guest · 1 ep

The O.C.

TV · as Sandy Cohen · 92 eps

Comedy Central Roasts

TV · as Self · 1 ep

Mr. Deeds

Movie · as Chuck Cedar

Page to Screen: 'The Silence of the Lambs'

Movie · as Host

Magic Time: A Tribute to Jack Lemmon

Movie · as Self

Page to Screen

TV · 12 eps

Protection

Movie · as Ted

Perfume

Movie · as Guido

Feast of All Saints

Movie · as Philippe Ferronaire

My Favorite Broadway: The Love Songs

Movie · as Self

Good Day Live

TV · as Self · 1 ep

Center Stage

Movie · as Jonathan Reeves

Other Voices

Movie · as Jordin

Jesus Christ Superstar

Movie · as First Priest

The Last Debate

Movie · as Tom Chapman

American Beauty: Look Closer...

Movie · as Self

Cupid & Cate

Movie · as Harry

American Beauty

Movie · as Buddy Kane

House on Haunted Hill

Movie · as Donald W. Blackburn, M.D.

Brotherhood of Murder

Movie · as Bob Matthews

Family Guy

TV · as Jared (voice) · 1 ep

Law & Order: Special Victims Unit

TV · as William Dodds · 19 eps

Brave New World

Movie · as Bernard Marx

Virtual Obsession

Movie · as Dr. Joe Messenger

Johnny Skidmarks

Movie · as Johnny Scardino

The Secret Lives of Men

TV · 13 eps

The Man Who Knew Too Little

Movie · as James Ritchie

Path to Paradise: The Untold Story of the World Trade Center Bombing

Movie · as John Anticev

Cafe Society

Movie · as Jack Kale

The Trial of Adolf Eichmann

Movie · as Gideon Hausner (voice)

The View

TV · as Self · 1 ep

To Gillian on Her 37th Birthday

Movie · as David Lewis

Last Dance

Movie · as John Hayes

The Great Irish Famine

Movie · as narrator

Cannes Man

Movie · as Self

Superman: The Animated Series

TV · as Kurt (voice) · 1 ep

Titanic

TV · as Wynn Park · 2 eps

While You Were Sleeping

Movie · as Peter Callaghan

The Underneath

Movie · as Michael Chambers

Mrs. Parker and the Vicious Circle

Movie · as Alan Campbell

White Mile

Movie · as Jack Robbins

Everybody Just Stay Calm

Movie · as Self

The Hudsucker Proxy

Movie · as Vic Tenetta

Short Cuts

Movie · as Stormy Weathers

Malice

Movie · as Atty. Dennis Riley

Mother's Boys

Movie · as Robert Madigan

Watch It

Movie · as John

Luck, Trust & Ketchup: Robert Altman in Carver Country

Movie · as Self

Homicide: Life on the Street

TV · as Chris Rawls · 1 ep

Late Night with Conan O'Brien

TV · as Self - Guest · 7 eps

Fallen Angels

TV · as Mitch Allison, Dr. Yorgrau · 1 ep

The Player

Movie · as Larry Levy

Buying a Landslide

Movie · as Philip Kautsky

Bob Roberts

Movie · as Dan Riley

Robert Altman's Players

Movie · as Self

Guys and Dolls: Off the Record

Movie · as Himself / Sky Masterson

The Cabinet of Dr. Ramirez

Movie · as Matt

Milena

Movie · as Pollak

Late for Dinner

Movie · as Bob Freeman

An Inconvenient Woman

TV · as Philip Quennell · 2 eps

Love and Lies

Movie · as David West

Tune in Tomorrow...

Movie · as Richard Quince

sex, lies, and videotape

Movie · as John Mullany

High Spirits

Movie · as Brother Tony

The Caine Mutiny Court-Martial

Movie · as Lt. Cmdr. John Challee

I'll Be Home for Christmas

Movie · as Aaron Copler

LIVE with Kelly and Mark

TV · as Self · 1 ep

The Murder of Mary Phagan

TV · as Leo Frank · 2 eps

Long Day's Journey Into Night

Movie · as Edmund Tyrone

My Little Girl

Movie · as Kai

Dreamchild

Movie · as Jack Dolan

Terrible Joe Moran

Movie · as Nick

Summer Lovers

Movie · as Michael Pappas

American Playhouse

TV · as Logan Melton, Charles Castle · 1 ep

The Idolmaker

Movie · as Caesare

Skag

Movie · as John Skagska

Skag

TV · 6 eps

Tony Awards

TV · as Self - Performer · 1 ep

Hallmark Hall of Fame

TV · as Harry · 1 ep