| The Pretty Reckless: Got So High | 2022 | Director | Director |
| The Pretty Reckless: Only Love Can Save Me Now | 2021 | Director | Director |
| The Pretty Reckless: Messed Up World (F'd Up World) | 2014 | Director | Director |
| The Pretty Reckless: Heaven Knows | 2014 | Director | Director |
| The Pretty Reckless: My Medicine | 2012 | Director | Director (uncredited) |
| The Pretty Reckless: Make Me Wanna Die | 2010 | Writer | Writer |
| The Pretty Reckless: Got So High | 2022 | Actress | Taylor Momsen |
| The Pretty Reckless: Only Love Can Save Me Now | 2021 | Actress | Taylor Momsen |
| The Pretty Reckless: 25 | 2020 | Actress | Taylor Momsen |
| The Pretty Reckless: Oh My God | 2017 | Actress | Taylor Momsen |
| The Pretty Reckless: Take Me Down | 2016 | Actress | Taylor Momsen |
| The Pretty Reckless: House on a Hill | 2014 | Actress | Taylor Momsen |
| The Pretty Reckless: Messed Up World (F'd Up World) | 2014 | Actress | Taylor Momsen |
| The Pretty Reckless: Heaven Knows | 2014 | Actress | Taylor Momsen |
| The Pretty Reckless: Going to Hell | 2013 | Actress | Taylor Momsen |
| Gossip Girl | 2007–2012 | Actress | Jenny Humphrey |
| The Pretty Reckless: My Medicine | 2012 | Actress | Taylor Momsen |
| The Pretty Reckless: You | 2012 | Actress | Taylor Momsen |
| The Pretty Reckless: Just Tonight | 2010 | Actress | Taylor Momsen |
| The Pretty Reckless: Make Me Wanna Die | 2010 | Actress | Taylor Momsen |
| The Pretty Reckless: Miss Nothing | 2010 | Actress | Taylor Momsen |
| The Pretty Reckless: Make Me Wanna Die (Viral Version) | 2010 | Actress | Taylor Momsen |
| Spy School | 2008 | Actress | Madison Kramer |
| Underdog | 2007 | Actress | Molly |
| Paranoid Park | 2007 | Actress | Jennifer |
| Misconceptions | 2006 | Actress | Hopper Watson |
| Saving Shiloh | 2006 | Actress | Samantha Wallace |
| Hansel & Gretel | 2002 | Actress | Gretel |
| Spy Kids 2: Island of Lost Dreams | 2002 | Actress | President's Daughter |
| We Were Soldiers | 2002 | Actress | Daughter Julie Moore |
| Faith Hill: Where Are You Christmas? | 2000 | Actress | Cindy Lou Who |
| How the Grinch Stole Christmas | 2000 | Actress | Cindy Lou Who |
| The Prophet's Game | 2000 | Actress | Honey Bee Swan |
| Early Edition | 1998 | Actress | Allie (uncredited) |
| Cosby | 1997 | Actress | |
| The Pretty Reckless: My Medicine | 2012 | Producer | producer (uncredited) |
| The Pretty Reckless: You | 2012 | Producer | producer |
| The Pretty Reckless: Got So High | 2022 | Composer | Composer |
| The Pretty Reckless: Only Love Can Save Me Now | 2021 | Composer | Composer |
| The Pretty Reckless: Oh My God | 2017 | Composer | Composer |
| The Pretty Reckless: Take Me Down | 2016 | Composer | Composer |
| The Pretty Reckless: House on a Hill | 2014 | Composer | Composer |
| Animal Kingdom | 2021 | Soundtrack | writer: "And So It Went" |
| Supernatural | 2017 | Soundtrack | writer: "Make Me Wanna Die" |
| Conan | 2017 | Soundtrack | writer: "Take Me Down" |
| Everything Wrong with... | 2014 | Soundtrack | performer: "Christmas, Why Can't I Find You" |
| Rookie Blue | 2014 | Soundtrack | writer: "Heaven Knows" (uncredited) |
| Gossip Girl | 2010–2012 | Soundtrack | writer: "Kill Me" |
| The Pretty Reckless: Make Me Wanna Die | 2010 | Soundtrack | Soundtrack ("Make Me Wanna Die") |
| Late Show with David Letterman | 2010 | Soundtrack | writer: "Make Me Wanna Die" (uncredited) |
| The Pretty Reckless: Make Me Wanna Die (Viral Version) | 2010 | Soundtrack | Soundtrack ("Make Me Wanna Die") |
| Kick-Ass | 2010 | Soundtrack | Soundtrack ("Make Me Wanna Die") |
| How the Grinch Stole Christmas | 2000 | Soundtrack | performer: "Christmas, Why Can't I Find You?", "Welcome Christmas" |
| The Power Hour | 2023 | Self | Self |
| A Grammy Salute to the Beach Boys | 2023 | Self | Self |
| Rockstar Shuffle TV Series | 2023 | Self | Self |
| iHeartRadio Music Awards | 2022 | Self | Self - Presenter |
| Loudwire: 30 Years of Grunge TV Mini Series | 2021 | Self | Self - Interviewee |
| The Kelly Clarkson Show | 2021 | Self | Self - Musical Guest |
| Paltrocast with Darren Paltrowitz | 2021 | Self | Self |
| Rock This with Allison Hagendorf Podcast Series | 2021 | Self | Self - Guest |
| Long Live Rock: Celebrate the Chaos | 2019 | Self | |
| Double Dutchess: Seeing Double | 2017 | Self | Self (segment "L.A.LOVE") |
| Conan | 2017 | Self | Self - The Pretty Reckless (uncredited) |
| Rammstein in Amerika | 2015 | Self | Self |
| Pop Wrapped TV | 2015 | Self | Self |
| Fergie Feat. YG: L.A. Love (La La) | 2014 | Self | Self |
| Le grand journal de Canal+ | 2010–2014 | Self | Self |
| Big Morning Buzz Live | 2012 | Self | Self |
| Golden Gods Awards | 2012 | Self | Self |
| Chelsea Lately | 2011 | Self | Self - Guest |
| Nickelodeon's Kids Choice Awards 2011 | 2011 | Self | Self - Presenter |
| BRAVO: Best of 2010 | 2010 | Self | Self |
| Breakfast | 2010 | Self | Self |
| This Morning | 2010 | Self | Self |
| The 2009 Whitney Museum Gala | 2009 | Self | Self |
| Stylish Confessions: The Fashion of 'Gossip Girl' | 2009 | Self | Self |
| Gossip Girl: Faces Behind the Design | 2009 | Self | Self |
| Fifth Avenue Meets Gossip Girl | 2009 | Self | Self |
| New Now Next Awards TV Special | 2009 | Self | Self - Presenter |
| The Heyman Hustle | 2009 | Self | Self |
| The Beginning, XOXO | 2008 | Self | Self |
| Gossip Girl Couture | 2008 | Self | Self |
| Gossip Girl Revealed | 2008 | Self | Self |
| Entertainment Tonight | 2007 | Self | Self |
| Best Ever Christmas Films | 2005 | Self | Self |
| The Rosie O'Donnell Show | 2000 | Self | Self |
| The Tonight Show with Jay Leno | 2000 | Self | Self |
| 2000 Blockbuster Entertainment Awards | 2000 | Self | Self |
| ABC News Breakfast | 2025 | Archive Footage | Self - Actor |
| Entertainment Tonight | 2019–2020 | Archive Footage | Self (archive footage) |
| Gossip Girl: XO XO | 2012 | Archive Footage | Jenny Humphrey (archive footage) |