Robert Sean Leonard

Known for: Acting

Born: 1969-02-28 (age 57)

From: Westwood, New Jersey, USA

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.

Filmography (51)

MOVIE
Act One
2026
as Tim
TV★ 6.7
The Terror: Devil in Silver
2026
as Director Cleave
TV★ 7.7
The Gilded Age
2022
as Matthew Forte
TV★ 7.1
The Hot Zone
2019
as Walter Humbolt
TV★ 8.5
The Good Doctor
2017
as Shamus O'Malley
TV★ 6.9
Battle Creek
2015
as Brock
TV★ 7.6
The Blacklist
2013
as Frederick Barnes
MOVIE★ 10.0
House M.D.: The Doctor Directs
2012
MOVIE★ 8.0
House: Swan Song
2012
as 罗伯特·肖恩·莱纳德
MOVIE★ 10.0
Nantucket
2011
as Narrator
TV★ 7.1
Falling Skies
2011
as Dr. Roger Kadar
MOVIE★ 9.0
Into the Deep: America, Whaling & The World
2010
as Herman Melville (voice)
TV★ 7.6
The Good Wife
2009
as Del Paul
MOVIE
Eugene O’Neill: A Documentary Film
2006
as Self
TV★ 8.6
House
2004
as James Wilson
MOVIE★ 6.0
The I Inside
2004
as Peter
TV
Working Shakespeare
2003
MOVIE★ 7.1
A Painted House
2003
as Jesse Chandler
MOVIE★ 8.0
Reluctant Saint: Francis of Assisi
2003
MOVIE★ 6.9
Tape
2001
as Jon
MOVIE★ 4.4
Chelsea Walls
2001
as Terry
MOVIE★ 5.1
Driven
2001
as Demille Bly
MOVIE
The Invention of Love
2001
as Young Housman
MOVIE★ 5.2
A Glimpse of Hell
2001
as LT(JG) Dan Meyer
TV★ 7.8
Wasteland
1999
as Jesse's ex
TV★ 8.0
Law & Order: Special Victims Unit
1999
as Kenneth O'Dwyer
MOVIE★ 5.6
Ground Control
1998
as Cruise
MOVIE★ 6.3
The Last Days of Disco
1998
as Tom
MOVIE★ 6.0
Standoff
1998
as Agent Jamie Doolin
MOVIE★ 6.0
In the Gloaming
1997
as Danny
MOVIE★ 5.8
Killer: A Journal of Murder
1996
as Henry Lesser
MOVIE★ 5.3
I Love You, I Love You Not
1996
as Angel of Death
MOVIE★ 6.7
The Boys Next Door
1996
as Barry Klemper
TV★ 7.7
The Outer Limits
1995
as Robby Archer
MOVIE★ 5.9
Safe Passage
1994
as Alfred
MOVIE★ 10.0
Normandy: The Great Crusade
1994
as Robert Sales (voice)
MOVIE★ 7.0
The Age of Innocence
1993
as Theodore "Ted" Archer
MOVIE★ 6.9
Much Ado About Nothing
1993
as Claudio
MOVIE★ 6.7
Swing Kids
1993
as Peter Müller
MOVIE★ 6.0
Married to It
1991
as Chuck Bishop
MOVIE★ 6.1
Mr. & Mrs. Bridge
1990
as Douglas Bridge
MOVIE★ 8.3
Dead Poets Society
1989
as Neil Perry
MOVIE★ 6.0
My Best Friend Is a Vampire
1987
as Jeremy Capello
TV★ 8.0
Going Live!
1987
as Self
MOVIE★ 6.0
Bluffing It
1987
as Rusty Duggan
MOVIE★ 6.2
The Manhattan Project
1986
as Max
MOVIE★ 4.5
My Two Loves
1986
as Larry Taylor
TV
The Comedy Factory
1985
as Garrett
TV
Tony Awards
1956
as Self - Nominee
TV★ 8.8
Hallmark Hall of Fame
1951
as Jesse Chandler
MOVIE
RSC Meets USA: Working Shakespeare
—
as Self