
| Film and Television Roles | ||
| Title | Role | Year |
| Mercy (Pilot) | Nurse | 2009 |
| Marvel Super Hero Squad | Valkyrie | 2009 |
| Gossip Girl | Georgina Sparks | 2008 and 2009 |
| Against the Current | Suzanne | 2008 |
| 17 (Seventeen Again) | Maggie O'Donnell | 2009 |
| The Circuit | Kylie Shines | 2008 |
| The Possibility of Fireflies | Elle Roma (Dropped out of film and film shelved) | 2008 |
| The Hill | Maggie Rogers | 2007 |
| Kids in America (Renamed Young Americans) | Goth girl | 2007 |
| Dragonlance: Dragons of Autumn Twilight | Tika | 2007 |
| Kickin It Old Skool | Girl in Audience (Filmed, but edited out of the final cut.) | 2007 |
| Black Christmas | Melissa | 2006 |
| Law & Order: Criminal Intent | Lisa Willow Tyler | 2006 |
| Beautiful Ohio | Sandra | 2006 |
| Robot Chicken | Various characters | 2006 |
| House M.D | Melinda Bardach | 2006 |
| The Dive from Clausen's Pier | Carrie Beal | 2005 |
| Ice Princess | Casey Carlisle | 2005 |
| Mysterious Skin | Wendy | 2004 |
| Six Feet Under | Celeste | 2004 |
| EuroTrip | Jenny | 2004 |
| Buffy the Vampire Slayer | Dawn Summers | 2000-2003 |
| Can't Be Heaven | Julie | 2000 |
| A Father's Choice | Kelly McClain | 2000 |
| Inspector Gadget | Penny | 1999 |
| Richie Rich's Christmas Wish | Gloria | 1998 |
| Guys Like Us | Katie | 1998 |
| Meego | Maggie Parker | 1997 |
| Christmas in My Hometown | Noelle Murphy | 1996 |
| Space Cases | Prankster #1 | 1996 |
| Dave's World | Angela | 1996 |
| Harriet the Spy | Harriet M. Walsh | 1996 |
| The Adventures of Pete & Pete | Nona F. Mecklenberg | 1994-1996 |
| Melissa | Lena | 1995 not credited |
| All My Children | Lilly Benton Montgomery | 1993-1996 |
| Clarissa Explains It All | Elsie Soaperstein | 1993 |
| Law & Order | Dinah Driscoll | 1991 not credited |
| Appearances | ||
| Appearance | Year | |
| May All Your Christmases Be Black | 2007 | |
| Space Top 10 Countdown | 2007 | |
| Late Night with Conan O'Brien | 2006 | |
| Total Request Live | 2006 | |
| What Have You Done?: The Remaking of Black Christmas | 2006 | |
| E! True Hollywood Story - Hilary Duff Revealed | 2006 | |
| Punk'd | 2006 | |
| A & E Biography - Child Stars II: Growing Up Hollywood | 2005 | |
| A & E Biography - Buffy the Vampire Slayer: Television with a Bite | 2003 | |
| Jimmy Kimmel Live | 2005 | |
| Total Request Live | 2005 | |
| The View | 2005 | |
| The 20th IFP Independent Spirit Awards (Sang theme from Primer) | 2005 | |
| Buffy the Vampire Slayer: Season 7 Overview | 2004 | |
| Best Week Ever | 2004 | |
| Eurotrip: Nude Beach Exposed | 2004 | |
| Eurotrip: The Making of Eurotrip | 2004 | |
| Buffy the Vampire Slayer: Season 6 Overview | 2004 | |
| The Late Late Show with Craig Kilborn | 2004 | |
| On-Air with Ryan Seacrest | 2004 | |
| The Sharon Osbourne Show | 2004 | |
| HypaSpace | 2002 | |
| The Teen Choice Awards | 2002 | |
| Mad TV (Numbers 6 and 7) | 2000 and 2001 | |
| he Teen Choice Awards | 2001 | |
| Truth or Scare | 2001-2003 | |
| The Rosie O'Donnell Show | 1996 and 2001 | |
| Figure It Out | 1997 | |
| Reading Rainbow | 1998 | |
| Blue's Clues | 1998 | |
| Late Night with Conan O'Brien | 1996 | |
| Awards | ||
| Award | Status | Year |
| Special Jury Prize Breakthrough Performer Award for Beautiful Ohio | Won | 2007 |
| Daytime Emmy Outstanding Performer in a Children's Series for Truth or Scare | Nominated | 2004 |
| Saturn Award Best Supporting Actress in a Television Series for Buffy the Vampire Slayer | Nominated | 2003 |
| Saturn Award Best Supporting Actress in a Television Series for Buffy the Vampire Slayer | Nominated | 2002 |
| Young Artist Award Best Performance in a TV Comedy Series Guest Starring Young Actress for Mad TV | Won | 2002 |
| Saturn Award Best Supporting Actress in a Television Series for Buffy the Vampire Slayer | Nominated | 2001 |
| Teen Choice Award TV Choice Sidekick | Nominated | 2001 |
| Best Performance in a TV Series Leading Young Actress for Truth or Scare | Nominated | 2001 |
| Young Artist Award Best Performance in a TV Drama Series Supporting Young Actress for Buffy the Vampire Slayer | Won | 2001 |
| Young Artist Award Best Performance in a Feature Film - Supporting Young Actress for Inspector Gadget | Nominated | 2000 |
| YoungStar Award Best Young Actress/Performance in a Motion Picture Comedy for Inspector Gadget | Nominated | 2000 |
| Young Artist Award Best Performance in a TV Comedy Series - Supporting Young Actress for Meego | Won | 1998 |
| Young Artist Award Best Performance in a Feature Film - Leading Young Actress for Harriet the Spy | Won | 1997 |