| Audrey (2020) Himself |
| Astronaut (2019) Angus |
| Daughter of the Wolf (2019) Father |
| Polar (2019) Porter |
| The Last Laugh (2019) Buddy Green |
| Asher (2018) Avi |
| Bayou Caviar (2018) Yuri |
| Book Club (2018) George |
| Spielberg (2017) Self |
| Third Party President: Citizen Rocky (2016) himself |
| Zipper (2015) George Hiller |
| Squatters (2014) David Silverman |
| Caserta Palace Dream (2014) Luigi Vanvitelli |
| And the Oscar Goes To... (2014) |
| Cas & Dylan (2013) Dr. Cas Pepper |
| Paranoia (2013) Frank Cassidy |
| Milius (2013) Himself |
| Very Good Girls (2013) Danny |
| Casting By (2012) Himself |
| The Two Million Year Old Boy (2011) Narator |
| RED (2010) Alexander Dunning |
| Piranha 3D (2010) Matthew Boyd |
| The Lightkeepers (2009) Seth |
| Leaves of Grass (2009) Pug Rothbaum |
| My Life in Ruins (2009) Irv Gideon |
| I Knew It Was You: Rediscovering John Cazale (2009) Himself |
| W. (2008) Dick Cheney |
| Ocean of Fear (2007) Narrator |
| AFI: 100 Years... 100 Movies... 10th Anniversary Edition (2007) Himself |
| The Shark Is Still Working: The Impact & Legacy of Jaws (2007) Himself |
| The Man Who Shot Chinatown: The Life and Work of John A. Alonzo (2007) Self |
| Stephen Fry: The Secret Life of the Manic Depressive (2006) Himself |
| Poseidon (2006) Richard Nelson |
| The Adventures of Errol Flynn (2005) Himself - Actor |
| Silver City (2004) Chuck Raven |
| A Legacy of Filmmakers: The Early Years of American Zoetrope (2004) Narrator |
| Coast to Coast (2004) Barnaby Pierce |
| Teddy Roosevelt: An American Lion (2003) Theodore Roosevelt |
| Easy Riders, Raging Bulls: How the Sex, Drugs and Rock 'N' Roll Generation Saved Hollywood (2003) Himself |
| The John Garfield Story (2003) Self |
| The Day Reagan Was Shot (2001) Alexander Haig |
| R2-D2: Beneath the Dome (2001) Self |
| Rudolph the Red-Nosed Reindeer & the Island of Misfit Toys (2001) Scoop the Snowman (voice) |
| In Search of Peace (2001) Yitzhak Rabin (voice) |
| Who Is Cletis Tout? (2001) Micah Donnelly |
| The Making of 'Close Encounters of the Third Kind' (2001) Himself |
| Le Vieux qui lisait des romans d'amour (2001) |
| Walking the Tracks: The Summer of Stand by Me (2000) Himself |
| The Crew (2000) Bobby Bartellemeo / Narrator |
| Fail Safe (2000) President |
| Lansky (1999) Meyer Lansky |
| Lost at Sea: The Search for Longitude (1998) Narrator |
| The Making of 'American Graffiti' (1998) Himself |
| Krippendorf's Tribe (1998) Prof. Krippendorf |
| The Call of the Wild: Dog of the Yukon (1997) Narrator (voice) |
| Oliver Twist (1997) Fagin |
| Frank Capra's American Dream (1997) Himself |
| Mad Dog Time (1996) Vic |
| Night Falls on Manhattan (1996) Sam Vigoda |
| The Universal Story (1996) Himself |
| James and the Giant Peach (1996) Centipede (voice) |
| Mr. Holland's Opus (1995) Glenn Holland |
| The Making of Jaws (1995) Himself |
| The American President (1995) Senator Bob Rumson |
| The Last Word (1995) Larry |
| Silent Fall (1994) Dr. Jacob W. "Jake" Rainer |
| It's Alive: The True Story of Frankenstein (1994) Himself |
| Another Stakeout (1993) Det. Chris Lecce |
| Lost in Yonkers (1993) Louie Kurnitz |
| Lincoln (1992) |
| The Johnstown Flood (1992) narrator |
| Prisoner of Honor (1991) Col. Picquart |
| What About Bob? (1991) Dr. Leo Marvin |
| Rosencrantz & Guildenstern Are Dead (1991) The Player |
| Once Around (1991) Sam |
| Postcards from the Edge (1990) Doctor Frankenthal |
| Always (1989) Pete Sandich |
| Let It Ride (1989) Jay Trotter |
| James Stewart's Wonderful Life (1988) Himself |
| Moon Over Parador (1988) Jack Noah / President Alphonse Simms |
| Nuts (1987) Aaron Levinsky |
| Stakeout (1987) Det. Chris Lecce |
| Tin Men (1987) Bill 'BB' Babowsky |
| Stand by Me (1986) The Writer |
| Down and Out in Beverly Hills (1986) David 'Dave' Whiteman |
| The Buddy System (1984) Joe |
| Whose Life Is It Anyway? (1981) Ken Harrison |
| The Competition (1980) Paul Dietrich |
| The Big Fix (1978) Moses Wine |
| The Goodbye Girl (1977) Elliot Garfield |
| Close Encounters of the Third Kind (1977) Roy Neary |
| The Sentinel (1977) Man on sidewalk talking to girl in red sweater (uncredited) |
| Victory at Entebbe (1976) Colonel Yonatan 'Yonni' Netanyahu |
| Jaws (1975) Matt Hooper |
| Inserts (1975) Boy Wonder |
| New England Our Way (1974) Himself |
| The Second Coming of Suzanne (1974) Clavius |
| The Apprenticeship of Duddy Kravitz (1974) Duddy |
| American Graffiti (1973) Curt Henderson |
| Dillinger (1973) Baby Face Nelson |
| Two for the Money (1972) Morris Gap |
| Hello Down There (1969) Harold Webster |
| The Young Runaways (1968) Terry |
| Valley of the Dolls (1967) Assistant Stage Manager (uncredited) |
| The Graduate (1967) Boarding House Student |
| America Betrayed Narrator |
| Killing Winston Jones Winston Jones |