Polly Alexandra Walker was born on May 19, 1966 in Warrington, Cheshire, England. She graduated from Ballet Rambert School in Twickenham, began her career as a dancer, but an injury at age 18 forced her to change direction. She started at London's Drama Centre to the Royal Shakespeare Company, where she portrayed small parts before graduating to small roles on television. Polly landed the title role in the television series Lorna Doone (1990) before making her feature debut in Journey of Honor (1991) ("Shogun Mayeda"). She first gained attention as an English woman in an Irish terrorist brigade in Phillip Noyce's Patriot Games (1992)
Bookish
Trottie · (6 episodes)
2025
Dune: Prophecy
Sonia Harkonnen · (1 episode)
2024
Bridgerton
Lady Portia Featherington · (24 episodes)
2020
Cursed
Lady Lunette · (5 episodes)
2020
Pennyworth: The Origin of Batman's Butler
Peggy Sykes · (20 episodes)
2019
Age Before Beauty
Isabel Finch · (6 episodes)
2018
Mr Selfridge
Delphine Day · (10 episodes)
2013
Line of Duty
Gill Biggeloe · (12 episodes)
2012
John Carter
Sarkoja
2012
Prisoners' Wives
Francesca · (10 episodes)
2012
Clash of the Titans
Cassiopeia
2010
Caprica
Sister Clarice Willow · (18 episodes)
2010
Warehouse 13
Charlotte Dupres · (4 episodes)
2009
Sanctuary
Ranna Seneschal · (2 episodes)
2008
The Mentalist
Alexa Shultz · (2 episodes)
2008
Cane
Ellis Samuels · (13 episodes)
2007
Scenes of a Sexual Nature
Esther
2006
Psych
Randa · (1 episode)
2006
Rome
Atia of the Julii · (22 episodes)
2005
Numb3rs
(1 episode)
2005
Agatha Christie's Marple
Bess Sedgwick · (1 episode)
2004
Control
Barbara Copeland
2004
The Mayor of Casterbridge
Lucetta Templeman · (2 episodes)
2003
State of Play
Anne Collins · (6 episodes)
2003
Jeffrey Archer: The Truth
Mrs. Archer
2002
Savage Messiah
Paula Jackson
2002
D-Tox
Jenny
2002
Waking the Dead
Catherine Braithwaite · (2 episodes)
2001
After Alice
2000
Dark Harbor
Alexis Chandler Weinberg
1999
8 ½ Women
Palmira
1999
Curtain Call
Julia
1998
Talk of Angels
Mary Lavelle
1998
The Woodlanders
Mrs. Charmond
1998
Bandyta
Mara
1997
The Gambler
Polina
1997
Robinson Crusoe
Mary
1997
Roseanna's Grave
Cecilia
1997
Emma
Jane Fairfax
1996
Restoration
Celia Clemence
1995
The Trial
Leni
1993
Sliver
Vida Warren
1993
Patriot Games
Annette
1992
A Dangerous Man: Lawrence After Arabia
Mme. Dumont
1992
Enchanted April
Caroline Dester
1991
Walking a Tightrope
Hélène Lagache
1991
Journey of Honor
Cecilia
1991
Lorna Doone
Lorna Doone
1990
Kremlin Farewell
Nadja
1990
Agatha Christie's Poirot
Magdala 'Nick' Buckley · (1 episode)
1989