Name
Robert Sean Leonard
Birthplace
Westwood, New Jersey, U.S
Birth date
February 28, 1969
Occupation
Actor
Played
Dr. Roger Kadar
Robert Sean Leonard is an American actor. He portrayed Dr. Roger Kadar in Season 3 & Season 4
He is well known for his roles as Neil Perry in Dead Poets Society and Dr. James Wilson in House, M.D. and even had a small role on the TV series, The Blacklist as psychopathic mad scientist, Frederick Barnes.