(2004) Finding Neverland

as Peter Pan

(1996) Trainspotting

as Diane

(1998) Elizabeth

as Isabel Knollys

(2001) Gosford Park

as Mary Maceachran

(1999) Entropy

as Pia

(2005) Nanny McPhee

as Evangeline

(2008) The Merry Gentleman

as Kate Frazier

(2007) No Country for Old Men

as Carla Jean Moss

(2005) A Cock and Bull Story

as Jenny

(2011) Harry Potter and the Deathly Hallows: Part 2

as Helena Ravenclaw

(2005) The Girl in the Café

as Gina

(2011) The Decoy Bride

as Katie Meaghaid

(1999) Splendor

as Mike

(2008) Choke

as Paige Marshall

(2009) In the Electric Mist

as Kelly Drummond

(1999) The Loss of Sexual Innocence

as Susan

(2012) Brave

as Merida (voice)

(2000) Two Family House

as Mary O'Neary

(1999) Tube Tales

as Emma (segment "Mr. Cool")

(2003) Intermission

as Deirdre

(2009) Skellig

as Louise

O'Dessa

as ---

(1999) My Life So Far

as Elspeth Pettigrew

(2005) All the Invisible Children

as Jonathan's wife (segment "Jonathan")

(2008) Diary of a Country Sheriff

as Self

(1998) Cousin Bette

as Hortense Hulot

(2000) Some Voices

as Laura

(2003) Brush with Fate

as Aletta Pieters

(2024) The Radleys

as Helen Radley

(1996) Dancing, Some Days

as Sharon

(2012) Anna Karenina

as Dolly

(2014) The Final Shot: A Farewell to Boardwalk Empire

as Self

(1997) Stella Does Tricks

as Stella

(2001) Strictly Sinatra

as Irene

(1996) Flowers of the Forest

as Amy Ogilvie

(2000) House!

as Linda

(2023) Typist Artist Pirate King

as Sandra Panza

(2016) Special Correspondents

as Claire Maddox

(2014) Strap Hanging

as ---

(2016) Swallows and Amazons

as Mrs. Walker

(2016) The Journey Is the Destination

as Duff

(2017) Goodbye Christopher Robin

as Olive

(2017) T2 Trainspotting

as Diane

(2018) Holmes & Watson

as Mrs. Martha Hudson

(2018) The Child in Time

as Julie Lewis

(2018) Ralph Breaks the Internet

as Merida (voice)

(2005) Lassie

as Jeanie

(2018) Puzzle

as Agnes

(2020) Dirt Music

as Georgie

(2018) Angela Carter: Of Wolves & Women

as Reader

(2008) No Country for Old Men: Josh Brolin's Unauthorized Behind the Scenes

as Self

(2022) Operation Mincemeat

as Jean Leslie

(2005) The Hitchhiker's Guide to the Galaxy

as Reporter

(2002) The Making of 'Gosford Park'

as Self

(2022) I Came By

as Lizzie Nealey

(2024) Royal Carols: Together at Christmas

as Self

(2010) Boardwalk Empire

as Margaret Schroeder / Margaret Thompson

(2001) Alias

as Kiera MacLaine / Meghan Keene

(2003) State of Play

as Della Smith

(2012) Line of Duty

as DCI Jo Davidson

(1951) Hallmark Hall of Fame

as Aletta Pieters

(2005) The Late Late Show with Craig Ferguson

as Self

(2011) Black Mirror

as Karin Parke

Department Q

as Dr Rachel Irving

(2018) Somebody Feed Phil

as Self

(2019) The Victim

as Anna Dean

(2019) Giri/Haji

as Sarah

(2020) Truth Seekers

as JoJo 74

Lanterns

as Sheriff Kerry

(2024) Star Wars: Skeleton Crew

as Pokkit