| Year Title Role Notes | |
| 1996 Dead Man's Walk Maggie TV miniseries | |
| 1996 Spin City Gwen """Pride and Prejudice""" | |
| 1996 Calm at Sunset, Calm at Dawn Emily TV film | |
| 2000 Picnic Madge Owens TV film | |
| 2002 The Magnificent Ambersons Lucy Morgan TV film | |
| 2002 Girls Club Lynne Camden Main role | |
| 2002 Freshening Up Janelle TV short | |
| 2007 The Valley of Light Eleanor TV film | |
| 2008 The Memory Keeper's Daughter Norah Henry TV film | |
| 2008–2009 Life on Mars Annie Norris Main role | |
| 2010–2014 Boardwalk Empire Gillian Darmody Recurring role (season 1); 9 episodes Main Role (season 2–5); 30 episodes | |
| 2015 Mozart in the Jungle Nina Recurring role | |
| 2016 Chance Jaclyn Blackstone Main role | |
| 2018 Nightflyers Dr. Agatha Matheson Main role | |
| 2018 Seven Seconds Sam Hennessy Recurring Role | |