(2001) Harry Potter and the Philosopher's Stone

as Petunia Dursley

(2007) Harry Potter and the Order of the Phoenix

as Petunia Dursley

(1998) The Butcher Boy

as Mrs. Nugent

(2007) Fracture

as Judge Robinson

(2009) Dorian Gray

as Agatha

(2011) The Tree of Life

as Grandmother

(2010) Harry Potter and the Deathly Hallows: Part 1

as Petunia Dursley

(1998) The Avengers

as Father

(1993) Undercover Blues

as Novacek

(2006) The Black Dahlia

as Ramona Linscott

(1990) Mountains of the Moon

as Isabel

(2006) Catch and Release

as Mrs. Ellen Douglas

(1985) Love Song

as Young Deirdre Walters

Monstrous Beauty

as Aphra Ben

(1995) Persuasion

as Mrs. Croft

(1996) Jane Eyre

as Mrs. Reed

(2025) Park Avenue

as Kit

(2000) RKO 281

as Hedda Hopper

(2025) Hot Milk

as Rose

(1983) Fireworks for Elspeth

as Elspeth

(2024) IF

as Grandmother

(2013) The English Teacher

as Narrator

(1993) Maria's Child

as Pauline

(2014) Great Poets: In Their Own Words

as Self

(1993) Hedda Gabler

as Hedda Gabler

(1991) London Kills Me

as Headley

(1997) Richard II

as Richard II

(1997) Anna Karenina

as Lydia

(2005) Ebb and Flo

as Narrator

(2015) Pixels

as Prime Minister (uncredited)

(1989) My Left Foot: The Story of Christy Brown

as Dr. Eileen Cole

(2001) The Triumph of Love

as Leontine

(2022) Andor: A Disney+ Day Special Look

as Maarva Andor (archive footage) (uncredited)

(2024) That Christmas

as Ms. Trapper (voice)

(2007) Mitchell And Kenyon In Ireland

as Narrator (voice)

(2016) The White King

as Kathrin Fitz

The Rising: 1916

as Countess Markievicz

(1993) Super Mario Bros.

as Lena

(2001) Mind Games

as Frances O'Neil

(1990) 3 Men and a Little Lady

as Miss Lomax

(2025) Echo Valley

as Leslie Oliver

(2013) Muse of Fire

as Self

(2017) The Hippopotamus

as Anne Logan

(2010) National Theatre Live: London Assurance

as Lady Gay Spanker

(2004) Harry Potter and the Prisoner of Azkaban

as Petunia Dursley

(2000) The Last September

as Marda Norton

(2002) Harry Potter and the Chamber of Secrets

as Petunia Dursley

(2018) Colette

as Sido

(2010) We Believed

as Emilie Ashurst

(1985) Sacred Hearts

as Sister Felicity

(1995) The Waste Land

as Herself

(1998) Titanic Town

as Sue, TV Interviewer (Uncredited Cameo)

(2018) Lizzie

as Abby Borden

(2020) Ammonite

as Elizabeth Philpot

(2019) Out of Innocence

as Catherine Flynn

(2020) Enola Holmes

as Miss Harrison

(2020) Kindred

as Margaret

(2012) Shakespeare's Sonnets

as ---

(2019) The Christmas Letter

as Ms. Broom

(2021) Russia vs. the World

as Narrator

Ladies First

as ---

The Stalemate

as ---

Scotch Verdict

as ---

(2002) Doctor Sleep

as Lebourg

(2026) Sense and Sensibility

as Mrs. Jennings

(1992) Twelfth Night

as Viola (voice)

(2000) Gormenghast

as Irma Prunesquallor

(2005) Empire

as Fulvia

(1997) Trial & Retribution

as ---

(2008) True Blood

as Marnie Stonebrook

(2019) Baptiste

as Emma Chambers

(1995) The Last Machine

as ---

(1991) Performance

as Hedda Gabler

(1991) Performance

as Richard II

(1991) For the Greater Good

as Gillian Savage

(2016) Channel Zero

as Marla Painter

(1997) Ruby

as Self

(2014) Penn Zero: Part-Time Hero

as Hedwin (voice)

(2016) Fleabag

as Counsellor

(1956) Tony Awards

as Self - Nominee

(2009) Simon Schama's John Donne

as ---

(1984) Sherlock Holmes

as Miss Morrison

(2018) Killing Eve

as Carolyn Martens

(2018) Mrs Wilson

as Coleman

(2014) True Detective

as Rose Aguineau

(1990) The Hand of Stalin

as Self - Narrator (voice)

(2004) Agatha Christie's Marple

as Miss Katherine Greenshaw

(2002) Great Britons

as Herself

(2022) Andor

as Maarva Andor

(2014) Inside No. 9

as Jean

(2016) Maigret

as Madame Moncin

(1992) Shakespeare: The Animated Tales

as Viola (voice)

(1985) Theatre Night

as ---

(2005) Ebb and Flo

as Narrator

(2022) Bad Sisters

as Angelica Collins

(1989) The Simpsons

as Mrs. McCormick (voice)

Pride & Prejudice

as Lady Catherine de Bourg

(2017) Emerald City

as Mombi