KM
Katherine McNamara Filmography
| 2025 | Coyotes · as Kat |
| 2025 | High Ground · as Cassie Becker |
| 2025 | Jade · as Layla |
| 2024 | Crisis on Infinite Earths: Redux · as Mia Queen |
| 2024 | Air Force One Down · as Agent Allison Miles |
| 2024 | True Justice: Family Ties · as Casey Barlowe |
| 2023 | Fool's Paradise · as Terry |
| 2022 | Sugar · as Chloe |
| 2022 | Dance Dads · as Kassie Goodhart |
| 2022 | Walker Independence (TV Series) · as Abby Walker |
| 2022 | Love, Classified · as Taylor Bloom |
| 2021 | Untitled Horror Movie · as Chrissy |
| 2021 | Trust · as Amy |
| 2020 | The Stand (2020) (TV Series) · as Julie Lawry |
| 2020 | Kappa Kappa Die · as Charise |
| 2020 | Finding You · as Taylor Risdale |
| 2020 | Monster Killers · as Mary (segment "get Off My Porch") |
| 2020 | Acting for a Cause (TV Series) · as Lydia Bennet |
| 2019 | Spirit Riding Free: Spirit of Christmas · as Sally Jessup (voice) |
| 2019 | Batwoman (TV Series) · as Mia Smoak |
| 2019 | Assimilate · as Hannah |
| 2018 | Happy Together (TV Series) · as Sara |
| 2018 | Maze Runner: The Death Cure · as Sonya |
| 2017 | |
| 2017 | Spirit Riding Free (TV Series) · as Sally Jessup |
| 2016 | Natural Selection · as Paige Thomas |
| 2016 | Is That a Gun in Your Pocket? · as Sandy Keely |
| 2016 | Indiscretion · as Lizzy Simon |
| 2016 | Little Savages · as Tiffany |
| 2016 | Shadowhunters (TV Series) · as Clary Fray |
| 2015 | Beyond the Shadows: The Making of Shadowhunters · as Clary Fray |
| 2015 | Supergirl (TV Series) · as Mia Smoak / Blackstar |
| 2015 | The Grinder (TV Series) · as Ginger |
| 2015 | R.L. Stine's Monsterville: Cabinet of Souls · as Lilith |
| 2015 | Maze Runner: The Scorch Trials · as Sonya |
| 2015 | A Sort of Homecoming · as Rosa Conti |
| 2014 | A Wife's Nightmare · as Jackie |
| 2014 | Tom Sawyer & Huckleberry Finn · as Becky Thatcher |
| 2014 | The Flash (2014) (TV Series) · as Mia Queen / Green Arrow |
| 2014 | Happyland (TV Series) · as Harper Munroe |
| 2013 | Contest · as Sarah O'malley |
| 2013 | The Thundermans (TV Series) · as Tara Campbell |
| 2013 | The Fosters (2013) (TV Series) · as Kat |
| 2012 | Girl Vs. Monster · as Myra |
| 2012 | Arrow (TV Series) · as Mia Smoak / Blackstar |
| 2012 | Last Ounce of Courage · as Homeless Lady At Mission |
| 2012 | Touch (2012) (TV Series) · as Evie Woods |
| 2011 | Transformers: Rescue Bots (TV Series) · as Priscilla Pynch (voice) |
| 2011 | New Year's Eve · as Lily Bowman |
| 2011 | Sam Steele and the Crystal Chalice · as Emma Marsh |
| 2011 | Jessie (TV Series) · as Bryn Breitbart |
| 2011 | Unforgettable (2011) (TV Series) · as Young Carrie Wells |
| 2011 | Kickin' It (TV Series) · as Claire |
| 2011 | Last Will · as Wedding Guest (uncredited) |
| 2011 | Workaholics (TV Series) · as Haley |
| 2010 | R.L. Stine's The Haunting Hour: The Series (TV Series) · as Jodanna |
| 2009 | Sam Steele and the Junior Detective Agency · as Emma Marsh |
| 2009 | Drop Dead Diva (TV Series) · as Ann Logan |
| 2009 | Glee (TV Series) · as Bunhead #1 |
| 2008 | Matchmaker Mary · as Mary Carver |
| 2008 | All Roads Lead Home · as Fair Goer |
| 2006 | 30 Rock (TV Series) · as Meagan |
| 2000 | CSI: Crime Scene Investigation (TV Series) · as Angela Ward / Tangerine |
| 1999 | Law & Order: Special Victims Unit (TV Series) · as Jasmine |
| 1979 | SAG Foundation Conversations (TV Series) · as Cast |
| 1971 | Great Performances (TV Series) · as Singer |