
Robert Sean Leonard
Feb 28, 1969 (56 years old) in 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 House and in Dead Poets Society.
Known For

The Blacklist
Frederick Barnes

House
James Wilson

Law & Order: Special Victims Unit
Kenneth O'Dwyer

The Good Wife
Del Paul

The Good Doctor
Shamus O'Malley

The Outer Limits
Robby Archer

The Gilded Age
Matthew Forte

Tony Awards
Self - Nominee

The Comedy Factory
Garrett

The Hot Zone
Walter Humbolt
Credits
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The Gilded Age 2022Matthew Forte★ 7.8
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The Hot Zone 2019Walter Humbolt★ 7.1
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The Good Doctor 2017Shamus O'Malley★ 8.5
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Battle Creek 2015Brock★ 6.9
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The Blacklist 2013Frederick Barnes★ 7.6
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House: Swan Song 2012★ NR
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Nantucket 2011Narrator★ 10
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Herman Melville (voice)★ NR
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The Good Wife 2009Del Paul★ 7.6
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Self★ NR
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★ NR
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House 2004James Wilson★ 8.6
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The I Inside 2004Peter★ 5.9
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Working Shakespeare 2003★ NR
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A Painted House 2003Jesse Chandler★ 7
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Tape 2001Jon★ 6.8
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Chelsea Walls 2001Terry Olsen★ 4.8
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Driven 2001Demille Bly★ 5.1
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Young Housman★ NR
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A Glimpse of Hell 2001LT(JG) Dan Meyer★ 5.2
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Wasteland 1999Jesse's ex★ 7.3
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Kenneth O'Dwyer★ 7.9
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Ground Control 1998Cruise★ 5.6
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Tom★ 6.2
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Standoff 1998Agent Jamie Doolin★ 5.7
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In the Gloaming 1997Danny★ 6.1
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Henry Lesser★ 5.9
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Angel of Death★ 5.1
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The Boys Next Door 1996Barry Klemper★ 6.6
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The Outer Limits 1995Robby Archer★ 7.7
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Safe Passage 1994Alfred★ 6
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Robert Sales (voice)★ 10
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The Age of Innocence 1993Theodore "Ted" Archer★ 7
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Claudio★ 6.9
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Swing Kids 1993Peter Müller★ 6.7
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Married to It 1991Chuck Bishop★ 5.9
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Mr. & Mrs. Bridge 1990Douglas Bridge★ 6
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Dead Poets Society 1989Neil Perry★ 8.3
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Jeremy Capello★ 6
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Going Live! 1987Self★ 6
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Bluffing It 1987Rusty Duggan★ 6
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Max★ 6.2
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My Two Loves 1986Larry Taylor★ 3.5
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The Comedy Factory 1985Garrett★ NR
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Tony Awards 1956Self - Nominee★ 5.1
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Jesse Chandler★ 8.6