Acting

Robert Sean Leonard

Born February 28, 1969 (57)United StatesWestwood, New Jersey, USA53 creditsIMDb

​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

Dead Poets Society1989 · as Neil Perry
Series
House2004 · as James Wilson · 176 ep
Swing Kids1993 · as Peter Müller
Tape2001 · as Jon
Driven2001 · as Demille Bly
Much Ado About Nothing1993 · as Claudio
The I Inside2004 · as Peter
My Best Friend Is a Vampire1987 · as Jeremy Capello
The Last Days of Disco1998 · as Tom
Ground Control1998 · as Cruise
Series
Falling Skies2011 · as Dr. Roger Kadar · 22 ep
The Age of Innocence1993 · as Theodore "Ted" Archer
Decade
Genre
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Release date
Series
Law & Order: Special Victims Unit1999 · as Kenneth O'Dwyer · 3 ep
Series
House2004 · as James Wilson · 176 ep
Series
The Blacklist2013 · as Frederick Barnes · 1 ep
Series
The Outer Limits1995 · as Robby Archer · 1 ep
Series
The Good Wife2009 · as Del Paul · 1 ep
Series
The Good Doctor2017 · as Shamus O'Malley · 1 ep
Series
Falling Skies2011 · as Dr. Roger Kadar · 22 ep
Series
The Gilded Age2022 · as Matthew Forte · 7 ep
Dead Poets Society1989 · as Neil Perry
Series
The Terror: Devil in Silver2026 · as Director Cleave · 1 ep
Series
The Comedy Factory1985 · as Garrett · 1 ep
Series
The Hot Zone2019 · as Walter Humbolt · 6 ep
Series
Battle Creek2015 · as Brock · 1 ep
Series
Hallmark Hall of Fame1951 · as Jesse Chandler · 1 ep
The Age of Innocence1993 · as Theodore "Ted" Archer
Driven2001 · as Demille Bly
Much Ado About Nothing1993 · as Claudio
The I Inside2004 · as Peter
The Last Days of Disco1998 · as Tom
Series
Wasteland1999 · as Jesse's ex · 13 ep
Series
Working Shakespeare2003 · Cast · 5 ep
Swing Kids1993 · as Peter Müller
The Manhattan Project1986 · as Max
My Best Friend Is a Vampire1987 · as Jeremy Capello
Killer: A Journal of Murder1996 · as Henry Lesser
Act One2026 · as Tim
House M.D.: The Doctor Directs2012 · Cast
In the Gloaming1997 · as Danny
The Boys Next Door1996 · as Barry Klemper
I Love You, I Love You Not1996 · as Angel of Death
Mr. & Mrs. Bridge1990 · as Douglas Bridge
A Painted House2003 · as Jesse Chandler
A Glimpse of Hell2001 · as LT(JG) Dan Meyer
Ground Control1998 · as Cruise
Tape2001 · as Jon
Eugene O’Neill: A Documentary Film2006 · as Self