Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Star Wars: The Force Awakens | 2015 | |
| Writer | Imperiumin vastaisku | 1980 | |
| Writer | Jedin paluu | 1983 | |
| Writer | Solo: A Star Wars Story | 2018 | |
| Executive producer | Solo: A Star Wars Story | 2018 | |
| Writer | Kadonneen aarteen metsästäjät | 1981 | |
| Writer | Bodyguard | 1992 | |
| Producer | Bodyguard | 1992 | |
| Actor | Elämä on ihanaa | 1997 | Dr. Green |
| Writer | Rakkauden Resepti | 2007 | |
| Director | Unensieppaaja | 2003 | |
| Writer | Unensieppaaja | 2003 | |
| Producer | Unensieppaaja | 2003 | |
| Actor | Five Came Back: Toinen maailmansota ja Hollywood | Himself | |
| Director | French Kiss | 1995 | |
| Executive producer | LIGHT & MAGIC | ||
| Producer | In the Land of Women | 2007 | |
| Actor | Empire of Dreams: The Story of the 'Star Wars' Trilogy | 2004 | Himself |
| Director | Silverado | 1985 | |
| Writer | Silverado | 1985 | |
| Producer | Silverado | 1985 | |
| Director | Wyatt Earp | 1994 | |
| Writer | Wyatt Earp | 1994 | |
| Producer | Wyatt Earp | 1994 | |
| Director | The Big Chill | 1983 | |
| Writer | The Big Chill | 1983 | |
| Producer | The Big Chill | 1983 | |
| Director | Huuma | 1981 | |
| Writer | Huuma | 1981 | |
| Actor | Indiana Jones: Making the Trilogy | 2003 | Himself |
| Director | I Love You to Death | 1990 | |
| Actor | Into the Night | 1985 | Detective #2 |
| Director | The Accidental Tourist | 1988 | |
| Writer | The Accidental Tourist | 1988 | |
| Producer | The Accidental Tourist | 1988 | |
| Director | Darling Companion | 2012 | |
| Writer | Darling Companion | 2012 | |
| Producer | Darling Companion | 2012 | |
| Producer | Home Fries | 1998 | |
| Director | Grand Canyon | 1991 | |
| Writer | Grand Canyon | 1991 | |
| Producer | Grand Canyon | 1991 | |
| Writer | Continental Divide | 1981 | |
| Actor | Star Wars: The Magic & the Mystery | 1997 | Lawrence Kasdan |
| Actor | Voima on heidän kanssaan - Star warsin perintö | 2004 | Self - Screenwriter, 'The Empire Strikes Back' |
| Director | Mumford | 1999 | |
| Writer | Mumford | 1999 | |
| Producer | Mumford | 1999 | |
| Producer | Immediate Family | 1989 |