Film:
- "My Big Fat Greek Wedding" (2002)
- "American Wedding" (2003)
- "Mean Girls" (2004)
- "Juno" (2007)
- "Confessions of a Teenage Drama Queen" (2004)
- "Full Out" (2015)
- "Hello, My Name Is Doris" (2015)
- "Adventures in Public School" (2017)
- "The Half of It" (2020)
- "Crush" (2022)
Television:
- "Degrassi: The Next Generation" (2001-2009)
- "Being Erica" (2009-2011)
- "The 100" (2014-2020)
- "Travelers" (2016-2018)
- "The Order" (2019-2020)
- "The Umbrella Academy" (2019-present)
- "The Big Leap" (2021)
- "Ginny & Georgia" (2021-present)
- "The Recruit" (2022-present)
In addition to her work as an actress, Lori Dungey has also been involved in several projects as a screenwriter and producer. She is the creator and executive producer of the web series "The Adrenaline Project" (2014) and the short film "The Waiting Room" (2015). She has also written episodes for the television series "Degrassi: The Next Generation" and "Being Erica".