Robert Sean Leonard

Robert Sean Leonard

Known for
Acting
Born
February 28, 1969 (age 57)
Birthplace
Westwood, New Jersey, USA

Biography

​Robert Sean Leonard (born February 28, 1969) is an award-winning American actor. He has regularly starred in Broadway and off-Broadway productions, but is most known for his roles on the medical TV drama House and in the film Dead Poets Society.

Known For

Photos

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Filmography

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RSC Meets USA: Working Shakespeare

RSC Meets USA: Working Shakespeare

Movie · as Self

2026
Act One poster

Act One

Movie · as Tim

2026
The Terror: Devil in Silver poster

The Terror: Devil in Silver

TV · as Director Cleave · 1 ep

2022
The Gilded Age poster

The Gilded Age

TV · as Matthew Forte · 7 eps

2019
The Hot Zone poster

The Hot Zone

TV · as Walter Humbolt · 6 eps

2017
The Good Doctor poster

The Good Doctor

TV · as Shamus O'Malley · 1 ep

2015
Battle Creek poster

Battle Creek

TV · as Brock · 1 ep

2014
Dead Poets in NYC poster

Dead Poets in NYC

Movie · as Self

2013
The Blacklist poster

The Blacklist

TV · as Frederick Barnes · 1 ep

2012
House M.D.: The Doctor Directs poster

House M.D.: The Doctor Directs

Movie

2012
House: Swan Song poster

House: Swan Song

Movie · as Self

2011
Nantucket

Nantucket

Movie · as Narrator

2011
Falling Skies poster

Falling Skies

TV · as Dr. Roger Kadar · 22 eps

2010
Into the Deep: America, Whaling & The World poster

Into the Deep: America, Whaling & The World

Movie · as Herman Melville (voice)

2009
The Good Wife poster

The Good Wife

TV · as Del Paul · 1 ep

2006
Eugene O’Neill: A Documentary Film poster

Eugene O’Neill: A Documentary Film

Movie · as Self

2004
The I Inside poster

The I Inside

Movie · as Peter

2004
House poster

House

TV · as James Wilson · 176 eps

2003
A Painted House poster

A Painted House

Movie · as Jesse Chandler

2003
Reluctant Saint: Francis of Assisi poster

Reluctant Saint: Francis of Assisi

Movie

2003
Working Shakespeare poster

Working Shakespeare

TV · 5 eps

2001
Driven poster

Driven

Movie · as Demille Bly

2001
Tape poster

Tape

Movie · as Jon

2001
Chelsea Walls poster

Chelsea Walls

Movie · as Terry

2001
A Glimpse of Hell poster

A Glimpse of Hell

Movie · as LT(JG) Dan Meyer

2001
The Invention of Love poster

The Invention of Love

Movie · as Young Housman

1999
Wasteland poster

Wasteland

TV · as Jesse's ex · 13 eps

1999
Law & Order: Special Victims Unit poster

Law & Order: Special Victims Unit

TV · as Kenneth O'Dwyer · 3 eps

1998
The Last Days of Disco poster

The Last Days of Disco

Movie · as Tom

1998
Ground Control poster

Ground Control

Movie · as Cruise

1998
Standoff poster

Standoff

Movie · as Agent Jamie Doolin

1997
In the Gloaming poster

In the Gloaming

Movie · as Danny

1996
The Boys Next Door poster

The Boys Next Door

Movie · as Barry Klemper

1996
Killer: A Journal of Murder poster

Killer: A Journal of Murder

Movie · as Henry Lesser

1996
I Love You, I Love You Not poster

I Love You, I Love You Not

Movie · as Angel of Death

1995
The Outer Limits poster

The Outer Limits

TV · as Robby Archer · 1 ep

1994
Safe Passage poster

Safe Passage

Movie · as Alfred

1994
Normandy: The Great Crusade poster

Normandy: The Great Crusade

Movie · as Robert Sales (voice)

1993
Swing Kids poster

Swing Kids

Movie · as Peter Müller

1993
The Age of Innocence poster

The Age of Innocence

Movie · as Theodore "Ted" Archer

1993
Much Ado About Nothing poster

Much Ado About Nothing

Movie · as Claudio

1991
Married to It poster

Married to It

Movie · as Chuck Bishop

1990
Mr. & Mrs. Bridge poster

Mr. & Mrs. Bridge

Movie · as Douglas Bridge

1989
Dead Poets Society poster

Dead Poets Society

Movie · as Neil Perry

1987
My Best Friend Is a Vampire poster

My Best Friend Is a Vampire

Movie · as Jeremy Capello

1987
Bluffing It poster

Bluffing It

Movie · as Rusty Duggan

1987
Going Live! poster

Going Live!

TV · as Self · 1 ep

1986
The Manhattan Project poster

The Manhattan Project

Movie · as Max

1986
My Two Loves poster

My Two Loves

Movie · as Larry Taylor

1985
The Comedy Factory poster

The Comedy Factory

TV · as Garrett · 1 ep

1956
Tony Awards poster

Tony Awards

TV · as Self - Nominee · 1 ep

1951
Hallmark Hall of Fame poster

Hallmark Hall of Fame

TV · as Jesse Chandler · 1 ep