He played Neil Perry in the 1989 movie Dead Poets Society. Description above from the Wikipedia article Robert Sean Leonard, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Jerry — played by Tony Award winner Robert Sean Leonard of "Dead Poets Society" and "House" fame. In "Betrayal," the action runs backward in time. As described in "Playbill," the reverse ...

known professionally as Robert Sean Leonard, is an American actor. He is best known for his portrayal of Neil Perry in the drama film Dead Poets Society and Dr. James Wilson in the medical drama ...

How many Broadway shows has Robert Sean Leonard been in? Robert Sean Leonard has appeared on Broadway in 13 shows. How many West End shows has Robert Sean Leonard been in? Robert Sean Leonard has ...

Robert Sean Leonard (born February 28 ... but is most known for his roles on House and in Dead Poets Society.