Actor (127 credits)
- Downton Abbey (2019) Violet Crawley, Dowager Countess of Grantham
- Sherlock Gnomes (2018) Lady Bluebury, voice acting
- The 68th Primetime Emmy Awards (2016) играет саму себя - Winner (credit only)
- 2016: We Remember Part One (2016) Acting Role, хроника
- The Lady in the Van: Deleted Scenes (2016) Miss Shepherd, not listed in creditsа
- The Lady in the Van: Playing the Lady - Maggie Smith as Miss Shepherd (2016) играет саму себя / Miss Shepherd
- The Lady in the Van: The Visual Effects (2016) Miss Shepherd, хроника, not listed in creditsа
- The Making of the Lady in the Van (2016) играет саму себя / Miss Shepherd
- The 21st Annual Screen Actors Guild Awards (2015) играет саму себя - номинантка
- The Lady in the Van (2015) Miss Shepherd
- The Second Best Exotic Marigold Hotel (2015) Muriel Donnelly
- 20th Annual Screen Actors Guild Awards (2014) играет саму себя - Winner
- The 66th Primetime Emmy Awards (2014) играет саму себя - номинантка: Outstanding Supporting Actress in a Drama Series (credit only)
- Text Santa 2014 (2014) Violet Crawley, Dowager Countess of Grantham
- My Old Lady (2014) Mathilde Girard
- 19th Annual Screen Actors Guild Awards (2013) играет саму себя - номинантка, хроника
- The 65th Primetime Emmy Awards (2013) играет саму себя - номинантка: Outstanding Supporting Actress in a Drama Series, хроника (credit only)
- Dave Allen: God's Own Comedian (2013) играет саму себя - Family Friend
- Quartet: Deleted Scenes (2013) Jean Horton, not listed in creditsа
- Quartet (2012) Jean Horton
- Downton Abbey Revisited (2012) Violet Crawley, Dowager Countess of Grantham
- Harry Potter and the Deathly Hallows: Part 2 (2011) Professor Minerva McGonagall
- Gnomeo & Juliet (2011) Lady Bluebury
- The Best Exotic Marigold Hotel (2011) Muriel Donnelly
- Downton Abbey (2010) Violet Crawley, Dowager Countess of Grantham
- Nanny McPhee and the Big Bang (2010) Mrs Docherty
- Harry Potter and the Half-Blood Prince (2009)
- From Time to Time (2009) Mrs Oldknow
- Creating the World of Harry Potter, Part 1: The Magic Begins (2009) играет саму себя
- Harry Potter and the Order of the Phoenix (2007)
- Capturing Mary (2007) Mary Gilbert
- Agatha Christie: A Woman of Mystery (2007) Miss Bowers (in 'Death on the Nile') / Daphne Castle (in 'Evil Under the Sun'), хроника
- Becoming Jane: Deleted Scenes (2007) Lady Gresham, not listed in creditsа
- Behind the Scenes: Big Trouble in Little Wallop (2006) Grace Hawkins, not listed in creditsа
- Harry vs. the Horntail: The First Task (2006) Prof. Minerva McGonagall, хроника, not listed in creditsа
- Becoming Jane (2006) Lady Gresham
- Changing Time: Living and Leaving Doctor Who (2006) Epifania, хроника
- Preparing for the Yule Ball (2006) играет саму себя
- Keeping Mum: Big Trouble in Little Wallop (2006) Grace Hawkins, not listed in creditsа
- Keeping Mum: Deleted Scenes (2006) Grace Hawkins
- Keeping Mum: Funnies (2006) Grace Hawkins
- Harry Potter and the Goblet of Fire (2005)
- The Agatha Christie Code (2005) Daphne Castle, хроника
- Keeping Mum (2005) Grace Hawkins
- Inside «Harry Potter and the Goblet of Fire» (2005) играет саму себя
- Ladies in Lavender (2004) Janet
- Creating the Vision (2004) Prof. Minerva McGonagall, хроника, not listed in creditsа
- Harry Potter and the Prisoner of Azkaban (2004) Professor Minerva McGonagall
- Planet Voice (2004) играет саму себя
- Ronnie Barker: A BAFTA Tribute (2004) играет саму себя
- My House in Umbria (2003)
- Interviews with Professors & More (2003) играет саму себя
- Interviews with Students (2003) Prof. Minerva McGonagall, хроника, not listed in creditsа
- The 74th Annual Academy Awards (2002) играет саму себя - номинантка: Лучшая женская роль второго плана & Co-Presenter: Cirque du Soleil's Performance
- The 59th Annual Golden Globe Awards (2002) играет саму себя - номинантка: Лучшая женская роль второго плана
- Divine Secrets of the Ya-Ya Sisterhood (2002) Caro
- Harry Potter and the Chamber of Secrets (2002) Professor McGonagall
- Gosford Park: Deleted Scenes (2002) Constance Trentham
- J.K. Rowling: Harry Potter and Me (2002) Professor Minerva McGonagall, хроника, not listed in creditsа
- Judi Dench: A BAFTA Tribute (2002) играет саму себя
- The Orange British Academy Film Awards (2001) играет саму себя
- Gosford Park (2001) Constance Trentham
- Harry Potter and the Sorcerer's Stone (2001) Professor McGonagall
- The Orange British Academy Film Awards (2000) играет саму себя
- Tea with Mussolini (1999) Lady Hester Random
- The Last September (1999) Lady Myra
- All the King's Men (1999) Queen Alexandra
- David Copperfield (1999) Betsey Trotwood
- The 52nd Annual Tony Awards (1998) играет саму себя, хроника
- Curtain Call (1997)
- Washington Square (1997) Aunt Lavinia Penniman
- The First Wives Club (1996) Gunilla Garson Goldberg
- 50 Years of Funny Females (1995) играет саму себя, хроника
- Richard III (1995) Duchess of York
- Reputations (1994) играет саму себя
- The Secret Garden (1993) Mrs. Medlock
- Sister Act 2: Back in the Habit (1993) Mother Superior
- Oscar's Greatest Moments (1992) играет саму себя, хроника
- Sister Act (1992) Mother Superior
- Hook (1991) Granny Wendy
- The 44th Annual Tony Awards (1990) играет саму себя - исполнительница & Winner: Best Leading Actress in a Play
- Romeo.Juliet (1990) Rosaline, voice acting
- Talking Heads (мини-сериал) (1987) Susan
- The 59th Annual Academy Awards (1987) Charlotte Bartlett, хроника, not listed in creditsа
- The Lonely Passion of Judith Hearne (1987) Judith Hearne
- A Room with a View (1985) Charlotte Bartlett, a chaperon
- Lily in Love (1984) Lily Wynn
- The Wandering Company (1984) Actress of 'Quartet', хроника, not listed in creditsа
- A Private Function (1984) Joyce Chilvers
- Better Late Than Never (1983) Miss Anderson
- All for Love (1982) Mrs. Silly
- The Missionary (1982) Lady Isabel Ames
- The Making of Agatha Christie's 'Evil Under the Sun' (1982) Daphne Castle
- Clash of the Titans (1981) Thetis
- Evil Under the Sun (1981) Daphne Castle
- Quartet (1981)
- The 51st Annual Academy Awards (1979) играет саму себя - Winner: Best Actress in a Supporting Role & Co-Presenter: Sci-Tech Awards
- The 50th Annual Academy Awards (1978) играет саму себя - презентатор: Best Actor in a Supporting Role
- Death on the Nile (1978) Miss Bowers
- California Suite (1978)
- Murder by Death (1976) Dora Charleston
- The 29th Annual Tony Awards (1975) играет саму себя - номинантка: Best Actress in a Play
- Love and Pain and the Whole Damn Thing (1973) Lila Fisher
- Travels with My Aunt (1972) Aunt Augusta Bertram
- The 43rd Annual Academy Awards (1971) играет саму себя - презентатор: Best Actor in a Supporting Role
- The 24th Annual Tony Awards (1970) играет саму себя - презентатор
- The Prime of Miss Jean Brodie (1969) Jean Brodie
- Oh! What a Lovely War (1969) Music Hall Star
- Hot Millions (1968) Patty Terwilliger Smith
- Frost on Sunday (1968) играет саму себя - Best Actress Winner
- The Honey Pot (1967) Sarah Watkins
- The Carol Burnett Show (1967) играет саму себя
- Much Ado About Nothing (1967) Beatrice
- BBC Play of the Month (1965) Ann Whitefield
- Sean O'Casey: The Spirit of Ireland (1965) играет саму себя
- Young Cassidy (1965) Nora
- Othello (1965) Desdemona
- The Pumpkin Eater (1964) Philpot
- The V.I.P.s (1963)
- Go to Blazes (1962) Chantal
- Nowhere to Go (1958) Bridget Howard
- Chelsea at Nine (1957) играет саму себя
- Child in the House (1956) Party guest, not listed in creditsа
- The Adventures of Aggie (1956) Fiona Frobisher-Smith
- ITV Play of the Week (1955) Dixie Evens
- Double Your Money (1955) играет саму себя - ведущая (1955-1956)
- Lilli Palmer Theatre (1955) Paula Benson
