| Accused | 2023 | Actress | Alison |
| Lovestruck | 2019 | Actress | Daisy Valentine |
| Drunk History | 2016–2019 | Actress | Helen Callaghan |
| Magnetic Plasma for mass(es) Enlightenment Short | 2018 | Actress | Love |
| Take Two | 2018 | Actress | Sam Swift |
| Nashville | 2017 | Actress | Alyssa Greene |
| Hart of Dixie | 2011–2015 | Actress | Dr. Zoe Hart |
| American Heist | 2014 | Actress | Eyewitness |
| How I Met Your Mother | 2010–2014 | Actress | Cindy |
| The To Do List | 2013 | Actress | Amber |
| Gossip Girl | 2012 | Actress | Rachel Bilson (uncredited) |
| Rachel Bilson: Call me Doctor | 2012 | Actress | Rachel Bilson |
| Life Happens | 2011 | Actress | Laura |
| Waiting for Forever | 2010 | Actress | Emma Twist |
| New York, I Love You | 2008 | Actress | Molly (segment "Jiang Wen") |
| Jumper | 2008 | Actress | Millie |
| Chuck | 2007 | Actress | Lou |
| The O.C. | 2003–2007 | Actress | Summer Roberts |
| The Last Kiss: Gag Reel | 2006 | Actress | Kim |
| The Last Kiss: Deleted Scenes | 2006 | Actress | Kim |
| The Last Kiss | 2006 | Actress | Kim |
| That '70s Show | 2004 | Actress | Christy |
| Mad TV | 2004 | Actress | Summer Roberts |
| Unbroken | 2003 | Actress | Rachel |
| Buffy the Vampire Slayer | 2003 | Actress | Colleen |
| 8 Simple Rules | 2003 | Actress | Gum Chewing Girl |
| It's True! | 1998 | Actress | Jenna |
| Human Target | 1992 | Actress | Ball Player |
| Continue | 2022 | Producer | executive producer |
| Take Two | 2018 | Producer | producer |
| 90 Minutes in Heaven | 2015 | Thanks | thanks |
| Live from the Other Side with Tyler Henry | 2024 | Self | Self - Guest |
| Celebrity Family Feud | 2024 | Self | Self - Contestant |
| Chain Food: All-Star Dishes | 2024 | Self | Self |
| Dish Nation | 2023 | Self | Self |
| Inside of You with Michael Rosenbaum | 2023 | Self | Self |
| Welcome to the OC, Bitches! | 2021–2023 | Self | Self |
| The Viall Files | 2019–2023 | Self | Self - Guest |
| The Talk | 2012–2023 | Self | Self |
| Live with Kelly and Mark | 2005–2023 | Self | Self |
| Life is Short with Justin Long | 2022 | Self | Self - Guest |
| Broad Ideas with Rachel Bilson & Olivia Allen Podcast Series | 2022 | Self | Self |
| The Three Questions with Andy Richter | 2022 | Self | Self - Guest |
| Texting with theSkimm TV Series | 2022 | Self | Self |
| Movies That Changed My Life | 2021 | Self | Self - Guest |
| Unqualified | 2021 | Self | Self - Guest |
| Access Hollywood | 2021 | Self | Self |
| Entertainment Tonight | 2008–2021 | Self | Self |
| Armchair Expert with Dax Shepard | 2021 | Self | Self - Guest |
| Earth to Ned | 2020 | Self | Self - Guest Star |
| 2020 Golden Globe Awards | 2020 | Self | Self (uncredited) |
| Home & Family | 2018 | Self | Self |
| Good Morning America | 2018 | Self | Self - Guest |
| Celebrity Page | 2018 | Self | Self |
| Extra | 2018 | Self | Self |
| Movie Night With Karlie Kloss TV Series | 2018 | Self | Self |
| Today | 2012–2017 | Self | Self |
| Daily Pop | 2017 | Self | Self - Guest |
| Access Daily | 2017 | Self | Self |
| E! News | 2013–2014 | Self | Self |
| The Wendy Williams Show | 2012–2014 | Self | Self |
| Hollywood Game Night | 2013 | Self | Self - Celebrity Player |
| Chelsea Lately | 2011–2013 | Self | Self - Guest |
| Fashion Police | 2013 | Self | Self |
| The Late Late Show with Craig Ferguson | 2008–2012 | Self | Self |
| Late Night with Jimmy Fallon | 2011 | Self | Self - Guest |
| Teen Choice 2011 | 2011 | Self | Self - Presenter |
| Entertainers with Byron Allen | 2011 | Self | Self - Guest |
| Spike TV VGA Video Game Awards | 2010 | Self | Self |
| Entertainment Tonight Canada | 2010 | Self | Self |
| The Bonnie Hunt Show | 2009 | Self | Self |
| Project Runway | 2009 | Self | Self - Guest Judge |
| The Teen Choice Awards 2008 | 2008 | Self | Self - Winner & Presenter |
| Doug Liman's Jumper: Uncensored | 2008 | Self | Self (uncredited) |
| Up Close with Carrie Keagan | 2008 | Self | Self |
| Total Request Live | 2004–2008 | Self | Self |
| Spike TV VGA Video Game Awards | 2007 | Self | Self |
| Film Independent's 2007 Spirit Awards | 2007 | Self | Self - Presenter |
| Jimmy Kimmel Live! | 2004–2006 | Self | Self |
| The Teen Choice Awards 2006 | 2006 | Self | Self - Winner & Presenter |
| The 63rd Annual Golden Globe Awards 2006 | 2006 | Self | Self |
| Fashion Rocks TV Special | 2005 | Self | Self |
| The 57th Annual Primetime Emmy Awards | 2005 | Self | Self - Presenter |
| The Ellen DeGeneres Show | 2004–2005 | Self | Self |
| The Tonight Show with Jay Leno | 2005 | Self | Self |
| The Teen Choice Awards 2005 | 2005 | Self | Self - Attendee |
| Kathy Griffin: My Life on the D-List | 2005 | Self | Self |
| Punk'd | 2005 | Self | Self |
| Style Star | 2005 | Self | Self |
| Late Show with David Letterman | 2005 | Self | Self - Guest |
| The 62nd Annual Golden Globe Awards 2005 | 2005 | Self | Self (uncredited) |
| The View | 2004 | Self | Self |
| The Late Late Show with Craig Kilborn | 2004 | Self | Self |
| The O.C.: A Day in the Life | 2004 | Self | Self |
| The O.C.: Obsess Completely | 2004 | Self | Self |
| The Teen Choice Awards 2004 | 2004 | Self | Self |
| I Love the '90s | 2004 | Self | Self |
| Late Night with Conan O'Brien | 2004 | Self | Self - Guest |
| On-Air with Ryan Seacrest | 2004 | Self | Self |
| The 2004 IFP/West Independent Spirit Awards | 2004 | Self | Self |
| The 30th Annual People's Choice Awards | 2004 | Self | Self |
| E! News Live | 2003 | Self | Self |
| The 2003 Billboard Music Awards | 2003 | Self | Self |
| The Teen Choice Awards 2003 | 2003 | Self | Self |
| Entertainment Tonight | 2019–2024 | Archive Footage | Self (archive footage) |
| Live with Kelly and Mark | 2023 | Archive Footage | Self (archive footage) |
| Entertainment Tonight Canada | 2022 | Archive Footage | Self (archive footage) |
| Extra | 2017 | Archive Footage | Self (archive footage) |
| Lindsay | 2014 | Archive Footage | Self (archive footage, uncredited) |
| Chelsea Lately | 2013 | Archive Footage | Self - Chuy Bravo Endorser (archive footage) |
| The O.C. Season 1: Gag Reel Video | 2005 | Archive Footage | Summer Roberts (archive footage) |