Robert Leo Farrelly Jr. is an American film director, screenwriter and producer. He is one of the Farrelly brothers, alongside his brother Peter, and together are known directing and producing quirky, slightly offensive comedy films such as Dumb and Dumber, Shallow Hal, Me, Myself and Irene, There's Something About Mary, and the 2007 remake of The Heartbreak Kid.
| Movie | Dumb and Dumber | 1994 |
| Movie | There's Something About Mary | 1998 |
| Movie | Shallow Hal | 2001 |
| Movie | Dumb and Dumber To | 2014 |
| Movie | Me, Myself & Irene | 2000 |
| Movie | Hall Pass | 2011 |
| Movie | The Heartbreak Kid | 2007 |
| Movie | Kingpin | 1996 |
| Episode |
Ozzy & Drix Osmosis Jones |
2001 |
| Episode |
Trailer Park Boys Thugged Out Gangsta Shit |
2016 |
| Movie | Fever Pitch | 2005 |
| Episode |
Trailer Park Boys Looks Like the Liquor Wins |
2016 |
| Movie | Dear Santa | 2024 |
| Movie | Blitt Happens | 2004 |
| Movie | Osmosis Jones | 2001 |
| Movie | Champions | 2023 |
| Movie | The Three Stooges | 2012 |
| Movie | Stuck on You | 2003 |
| Movie | Dumb and Dumber | 1994 |
| Movie | There's Something About Mary | 1998 |
| Movie | Shallow Hal | 2001 |
| Movie | Dumb and Dumber To | 2014 |
| Movie | Me, Myself & Irene | 2000 |
| Movie | Hall Pass | 2011 |
| Movie | The Heartbreak Kid | 2007 |
| Movie | Stuck on You | 2003 |
| Episode |
Seinfeld The Virgin |
1992 |
| Movie | Outside Providence | 1999 |
| Movie | The Three Stooges | 2012 |
| Movie | Bushwhacked | 1995 |
| Movie | Dumb and Dumber | 1994 |
| Movie | There's Something About Mary | 1998 |
| Movie | Shallow Hal | 2001 |
| Movie | Dumb and Dumber To | 2014 |
| Movie | Me, Myself & Irene | 2000 |
| Movie | Hall Pass | 2011 |
| Movie | The Leisure Class | 2015 |
| Movie | Lez Bomb | 2018 |
| Movie | The Lost Son of Havana | 2009 |
| Movie | The Ringer | 2005 |
| Movie | Blitt Happens | 2004 |
| Movie | Osmosis Jones | 2001 |
| Movie | The Three Stooges | 2012 |
| Movie | Outside Providence | 1999 |
| Movie | Stuck on You | 2003 |
| Episode |
The Tonight Show Starring Jimmy Fallon Drew Barrymore, The Farrelly Brothers, Johnny Marr |
2014 |
| Episode |
Hollywood's Best Film Directors Farrelly Brothers |
1970 |
