Person · Actor
Robert Sean Leonard
In short · Acting since 1986, 5 decades active, 27 credits.
Known for
Ranked by community engagement + sustained interest across this person's credits in our database.
Help complete this page
We’re missing one-line descriptor. Sign in to add what you know.
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*.
Filmography · 25 of 25
A platform appears here when one of these titles streams on it. Click to filter — pick several to combine.
Actor
25 creditsNantucket(2011)
Narrator
Film
House(2004)
Dr. James Wilson
TV
The I Inside(2004)
Peter Cable
FilmHouse M.D.(2004)
Actor
TV
A Painted House(2003)
Jesse Chandler
Film
Tape(2001)
Jon
Film
A Glimpse of Hell(2001)
Lt. (j.g.) Dan Meyer
Film
Chelsea Walls(2001)
Terry Olsen
Film
Driven(2001)
Demille Bly
Film
The Terror Devil In Silver(2000)
Director Cleave (1 Episode)
TV
Law and order SVU(1999)
Kenneth O'Dwyer (3 Episodes)
TV
Standoff(1998)
Jamie Doolin
Film
Ground Control(1998)
Cruise
Film
The Last Days of Disco(1998)
Tom
Film
In the Gloaming(1997)
Danny
Film
The Boys Next Door(1996)
Barry Klemper
Film
Killer: A Journal of Murder(1995)
Henry Lesser
Film
Safe Passage(1994)
Alfred
Film
Swing Kids(1993)
Peter
Film
Much Ado About Nothing(1993)
Actor
Film
The Age of Innocence(1993)
Theodore "Ted" Archer
Film
Married to It(1991)
Chuck Bishop
Film
Dead Poets Society(1989)
Neil Perry
Film
My Best Friend Is a Vampire(1987)
Jeremy Capello
Film
My Two Loves(1986)
Larry Taylor
Film
Originals
Streaming originals this person worked on.
Representation
- Agent
Gersh Agency· Updated Jun 10, 2026
Memorable quotes
Browse all →No quotes logged for Robert Sean Leonard yet — add the first memorable line below.
Got a quote we’re missing?
Submit a line from any film, show, or game.
Additional credits2Show
Non-headline appearances — talk-show, awards-show, panel, and archive-footage credits, kept separate from the main filmography.
- The Lucky OnesSelf · 2023
- House M.D.: The Doctor DirectsSelf · 2012
Edit history
Loading edit history…
Comments (0)
on Robert Sean LeonardNo comments yet. Be the first to share what you think.