| Movie | Role |
|---|---|
| Patch Adams (1998) | Hunter "Patch" Adams |
| What Dreams May Come (1998) | Chris Nielsen |
| Night at the Museum: Battle of the Smithsonian (2009) | Theodore Roosevelt |
| Dead Poets Society (1989) | John Keating |
| Good Will Hunting (1997) | Sean Maguire |
| A.I. Artificial Intelligence (2001) | Dr. Know (voice) |
| Jack (1996) | Jack Powell |
| Aladdin (1992) | Genie / Peddler (voice) |
| Hook (1991) | Peter Banning |
| One Hour Photo (2002) | Seymour Parrish |
| Robots (2005) | Fender (voice) |