Dennis Dugan
| Year | Movie | Function | Role |
| 2011 | Jack and Jill | director | |
| 2011 | Just Go With It | director | |
| 2010 | Grown Ups | director | |
| 2008 | You Don't Mess With the Zohan | director | |
| 2008 | You Don't Mess With the Zohan | actor | Homeless Guy |
| 2007 | I Now Pronounce You Chuck and Larry | director | |
| 2007 | I Now Pronounce You Chuck and Larry | actor | Cab Driver |
| 2006 | The Benchwarmers | director | |
| 2006 | The Benchwarmers | actor | Coach Bellows |
| 2003 | National Security | director | |
| 2001 | Saving Silverman | director | |
| 2001 | Saving Silverman | actor | Referee (uncredited) |
| 1999 | Big Daddy | director | |
| 1999 | Big Daddy | actor | Reluctant Trick-or-Treat Giver |
| 1997 | Beverly Hills Ninja | director | |
| 1996 | Happy Gilmore | director | |
| 1996 | Happy Gilmore | actor | Doug Thompson |
| 1992 | Brain Donors | director | |
| 1990 | Problem Child | director | |
| 1990 | Problem Child | actor | All American Dad |
| 1989 | Parenthood | actor | David Brodsky |
| 1988 | The New Adventures of Pippi Longstocking | actor | Mr. Settigren |
| 1988 | She's Having a Baby | actor | Bill |
| 1987 | Can't Buy Me Love | actor | David Miller |
| 1985 | Water | actor | Rob Waring |
| 1984 | Toughest Man In the World | actor | Dick |
| 1981 | The Howling | actor | Chris |
| 1979 | Unidentified Flying Oddball | actor | Tom Trimble |
| 1976 | Norman... Is That You? | actor | Garson Hobart |
| 1976 | Harry and Walter Go to New York | actor | Lewis |
| 1975 | The Day of the Locust | actor | Apprentice |
| 1975 | Night Moves | actor | Boy |
| 1975 | Smile | actor | Logan |
| 1973 | The Girl Most Likely to... | actor | Charlie Elliott |
| 1972 | Night Call Nurses | actor | Kit |
| 1972 | Night Call Nurses | actor | Kit |
| 1971 | The Hospital | actor | E.R. Doctor (uncredited) |