Credits

• 2023 · The Reckoning as Margaret Thatcher
• 2023 · Ukraine: Holocaust Ground Zero as Self - Narrator (voice)
• 2021 · Dalgliesh as Sister Gearing
• 2019 · Mr. Jones as Miss Stevenson
• 2019 · Judy as Margaret Hamilton
• 2018 · Inside No. 9: And The Winner Is... as June
• 2017 · Victoria & Abdul as Miss Phipps
• 2017 · Harlots as Lady Repton
• 2016 · Swallows and Amazons as Miss Crummock
• 2016 · Whisky Galore as Dolly Waggett
• 2016 · War and Peace as Catiche Kuragina
• 2015 · High-Rise as Radio (voice)
• 2015 · Home Fires as Alison Scotlock
• 2014 · Mr. Turner as Lady Eastlake
• 2014 · Inside No. 9 as June
• 2013 · Spies of Warsaw as Lady Angela
• 2012 · Cheerful Weather for the Wedding as Nancy Dakin
• 2012 · Call the Midwife as Sister Hilda
• 2011 · Silk as
• 2010 · You Will Meet a Tall Dark Stranger as Jane
• 2008 · How to Lose Friends & Alienate People as Post Modern Review Staff
• 2007 · St. Trinian's as Miss Cleaver
• 2007 · Jekyll as Min
• 2006 · Scoop as Jane Cook
• 2006 · Mr. Loveday's Little Outing as Angela Moping
• 2005 · Wah-Wah as June Broughton
• 2005 · Doctor Who as Agatha Christie
• 2004 · Vera Drake as Susan's Confidante
• 2004 · Stage Beauty as Lady Meresvale
• 2004 · He Knew He Was Right as Arabella French
• 2003 · Eroica as Princess Marie Lobkowitz
• 2003 · Bright Young Things as Agatha Runcible
• 2002 · AKA as Sarah
• 2001 · Mr Charity as
• 1999 · People Like Us as Mrs. Watson
• 1997 · Midsomer Murders as Hazel Webster
• 1989 · Agatha Christie's Poirot as Ellis
• 1989 · Agatha Christie's Poirot as Miss Whittaker