Leigh Whannell is an Australian screenwriter, actor, film producer, and film director. He is best known for writing films directed by his friend James Wan, including Saw, Dead Silence and Insidious.
| Movie | Insidious: Chapter 3 | 2015 |
| Movie | The Invisible Man | 2020 |
| Movie | Upgrade | 2018 |
| Movie | Wolf Man | 2025 |
| Movie | Cooties | 2014 |
| Movie | Cooties | 2014 |
| Movie | Dead Silence | 2007 |
| Movie | Home Shopper | 2018 |
| Movie | Insidious | 2010 |
| Movie | Insidious: Chapter 2 | 2013 |
| Movie | Insidious: Chapter 2 | 2013 |
| Movie | Insidious: Chapter 2 | 2013 |
| Movie | Insidious: Chapter 3 | 2015 |
| Movie | Insidious: Chapter 3 | 2015 |
| Movie | Insidious: The Last Key | 2018 |
| Movie | Jigsaw | 2017 |
| Movie | Saw | 2004 |
| Movie | Saw | 2004 |
| Movie | Saw | 2003 |
| Movie | Saw II | 2005 |
| Movie | Saw III | 2006 |
| Movie | Saw Rebirth | 2005 |
| Movie | The Invisible Man | 2020 |
| Movie | The Mule | 2014 |
| Movie | Upgrade | 2018 |
| Movie | Cooties | 2014 |
| Movie | Insidious: The Last Key | 2018 |
| Movie | Jigsaw | 2017 |
| Movie | Saw II | 2005 |
| Movie | Saw IV | 2007 |
| Movie | Saw: The Final Chapter | 2010 |
| Movie | Upgrade | 2018 |
| Episode |
The Core Leigh Whannell |
2017 |
