by Contents
Movie
| Year | Movie | Role |
| TBA | The Power of the Dog | Rose |
| 1989 | New York Stories | Lisa’s Daughter |
| 1990 | The Bonfire of the Vanities | Campbell McCoy |
| 1991 | High Strung | Young Girl |
| 1994 | Greedy | Jolene |
| 1994 | Interview with the Vampire | Claudia |
| 1994 | Little Women | Younger Amy March |
| 1994 | The Mystery of the Third Planet | Alisa Selezneva |
| 1995 | The Snow Queen | Gerda |
| 1995 | Jumanji | Judy Shepherd |
| 1996 | Mother Night | Young Resi Noth |
| 1997 | Anastasia | Young Anastasia |
| 1997 | Wag the Dog | Tracy Lime |
| 1998 | Kiki’s Delivery Service | Kiki |
| 1998 | Small Soldiers | Christy Fimple |
| 1998 | All I Wanna Do | Verena von Stefan |
| 1998 | The Animated Adventures of Tom Sawyer | Becky Thatcher |
| 1999 | True Heart | Bonnie |
| 1999 | Drop Dead Gorgeous | Amber Atkins |
| 1999 | The Virgin Suicides | Lux Lisbon |
| 1999 | Dick | Betsy Jobs |
| 2000 | The Crow: Salvation | Erin Randall |
| 2000 | Luckytown | Lidda Doyles |
| 2000 | Bring It On | Torrance Shipman |
| 2000 | Deeply | Silly |
| 2001 | Get Over It | Kelly Woods |
| 2001 | Crazy/Beautiful | Nicole Oakley |
| 2001 | The Cat’s Meow | Marion Davies |
| 2001 | Lover’s Prayer | Zinaida |
| 2002 | Spider-Man | Mary Jane Watson |
| 2003 | Levity | Sofia Mellinger |
| 2003 | Kaena: The Prophecy | Kaena |
| 2003 | Mona Lisa Smile | Betty Warren |
| 2004 | Eternal Sunshine of the Spotless Mind | Mary Svevo |
| 2004 | Spider-Man 2 | Mary Jane Watson |
| 2004 | Wimbledon | Lizzie Bradbury |
| 2005 | Elizabethtown | Claire Colburn |
| 2006 | Marie Antoinette | Marie Antoinette |
| 2007 | Welcome | N/A |
| 2007 | Spider-Man 3 | Mary Jane Watson |
| 2008 | How to Lose Friends and Alienate People | Alison Olsen |
| 2010 | All Good Things | Katie Marks (Katherine McCarthy) |
| 2010 | The Second Bakery Attack | Nat |
| 2010 | Bastard | N/A |
| 2011 | Fight for Your Right Revisited | Metal Chick |
| 2011 | Touch of Evil | The Siren |
| 2011 | Melancholia | Justine |
| 2012 | Bachelorette | Regan Crawford |
| 2012 | On the Road | Camille Moriarty |
| 2012 | Upside Down | Eden |
| 2013 | The Bling Ring | Herself |
| 2013 | Anchorman 2: The Legend Continues | El Trousias Maiden of the Clouds |
| 2014 | The Two Faces of January | Collette Macfarland |
| 2014 | Aspirational | Kirsten Dunst |
| 2016 | Midnight Special | Sarah Tomlin |
| 2016 | Hidden Figures | Vivian Mitchell |
| 2017 | The Beguiled | Edwina Dabney |
| 2017 | Woodshock | Theresa |
TV Show
| Year | TV Show | Role |
| 1993 | Darkness Before Dawn | Sandra Guard (age 8) |
| 1993 | Sisters | Kitten Margolis |
| 1993 | Star Trek: The Next Generation | Hedril |
| 1996 | The Siege at Ruby Ridge | Sara Weaver |
| 1996 | Touched by an Angel | Amy Ann McCoy |
| 1996–1997 | ER | Charlie Chiemingo |
| 1997 | Tower of Terror | Anna Petterson |
| 1997 | The Outer Limits | Joyce Taylor |
| 1997 | Gun | Sondra |
| 1998 | Stories from My Childhood | Alice / Ivett (voices) |
| 1998 | Fifteen and Pregnant | Tina Spangler |
| 1999 | The Devil’s Arithmetic | Hannah Stern |
| 2002 | Saturday Night Live | Herself (host) |
| 2014 | Cosmos: A Spacetime Odyssey | Cecilia Payne (voice) |
| 2014 | Portlandia | Kim |
| 2015 | Fargo | Peggy Blumquist |
| 2017 | Black Mirror | Callister Employee |
| 2018 | Drunk History | Agatha Christie |
| 2019 | On Becoming a God in Central Florida | Krystal Gill |
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