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Robert Sean Leonard profile photo

Robert Sean Leonard

Acting
February 28, 1969 (57 years old)
Westwood, New Jersey, USA
Popularity: 2
IMDb

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.

Also Known As

Robert Lawrence Leonard • رابرت شان لنرد

Known For

Law & Order: Special Victims Unit series poster (1999)
7.9

Law & Order: Special Victims Unit

Kenneth O'Dwyer

House series poster (2004)
8.6

House

James Wilson

The Blacklist series poster (2013)
7.6

The Blacklist

Frederick Barnes

The Good Doctor series poster (2017)
8.5

The Good Doctor

Shamus O'Malley

The Good Wife series poster (2009)
7.6

The Good Wife

Del Paul

Dead Poets Society movie poster (1989)
8.3

Dead Poets Society

Neil Perry

Falling Skies series poster (2011)
7.1

Falling Skies

Dr. Roger Kadar

The Outer Limits series poster (1995)
7.7

The Outer Limits

Robby Archer

The Gilded Age series poster (2022)
7.7

The Gilded Age

Matthew Forte

The Terror: Devil in Silver series poster (2026)
7.1

The Terror: Devil in Silver

Director Cleave

The Hot Zone series poster (2019)
7.1

The Hot Zone

Walter Humbolt

The Age of Innocence movie poster (1993)
7.0

The Age of Innocence

Theodore "Ted" Archer

Photos of Robert Sean Leonard

Filmography

2020s

Act One movie poster (2026)

Act One

Tim

2010s

House M.D.: The Doctor Directs movie poster (2012)
10.0

House M.D.: The Doctor Directs

House: Swan Song movie poster (2012)
8.0

House: Swan Song

罗伯特·肖恩·莱纳德

Into the Deep: America, Whaling & The World movie poster (2010)
9.0

Into the Deep: America, Whaling & The World

Herman Melville (voice)

2000s

The Hottest State movie poster (2007)
5.5

The Hottest State

Thanks

Eugene O’Neill: A Documentary Film movie poster (2006)

Eugene O’Neill: A Documentary Film

Self

The I Inside movie poster (2004)
5.9

The I Inside

Peter

A Painted House movie poster (2003)
7.1

A Painted House

Jesse Chandler

Reluctant Saint: Francis of Assisi movie poster (2003)
8.0

Reluctant Saint: Francis of Assisi

Driven movie poster (2001)
5.1

Driven

Demille Bly

Chelsea Walls movie poster (2001)
4.4

Chelsea Walls

Terry

Tape movie poster (2001)
6.9

Tape

Jon

A Glimpse of Hell movie poster (2001)
5.2

A Glimpse of Hell

LT(JG) Dan Meyer

The Invention of Love movie poster (2001)

The Invention of Love

Young Housman

1990s

Ground Control movie poster (1998)
5.6

Ground Control

Cruise

The Last Days of Disco movie poster (1998)
6.3

The Last Days of Disco

Tom

Standoff movie poster (1998)
6.0

Standoff

Agent Jamie Doolin

In the Gloaming movie poster (1997)
6.0

In the Gloaming

Danny

Killer: A Journal of Murder movie poster (1996)
5.8

Killer: A Journal of Murder

Henry Lesser

I Love You, I Love You Not movie poster (1996)
5.2

I Love You, I Love You Not

Angel of Death

The Boys Next Door movie poster (1996)
6.7

The Boys Next Door

Barry Klemper

Safe Passage movie poster (1994)
5.9

Safe Passage

Alfred

Normandy: The Great Crusade movie poster (1994)
10.0

Normandy: The Great Crusade

Robert Sales (voice)

The Age of Innocence movie poster (1993)
7.0

The Age of Innocence

Theodore "Ted" Archer

Much Ado About Nothing movie poster (1993)
6.9

Much Ado About Nothing

Claudio

Swing Kids movie poster (1993)
6.7

Swing Kids

Peter Müller

Married to It movie poster (1991)
6.0

Married to It

Chuck Bishop

Mr. & Mrs. Bridge movie poster (1990)
6.1

Mr. & Mrs. Bridge

Douglas Bridge

1980s

Dead Poets Society movie poster (1989)
8.3

Dead Poets Society

Neil Perry

My Best Friend Is a Vampire movie poster (1987)
6.0

My Best Friend Is a Vampire

Jeremy Capello

Bluffing It movie poster (1987)
6.0

Bluffing It

Rusty Duggan

The Manhattan Project movie poster (1986)
6.2

The Manhattan Project

Max

My Two Loves movie poster (1986)
4.5

My Two Loves

Larry Taylor