Sian Thomas

Sian Thomas

Known for
Acting
Born
September 20, 1953 (age 73)
Birthplace
Stratford-on-Avon, Warwickshire, England, UK

Biography

Siân Thomas – British actress of Welsh heritage, born 20 September 1953 in Stratford-upon-Avon, Warwickshire, England. Trained at the Central School of Speech and Drama, sister of actress Sara Mair-Thomas, and long-time partner of the poet Tony Harrison (died 2025). A distinguished stage actress with credits at the Royal Shakespeare Company, National Theatre, and West End, including an Olivier Award nomination for Up for Grabs (2002) and an Off West End Award nomination for The Cherry Orchard (2017). Her most notable film roles include Thorhild the Sarcastic in Erik the Viking (1989), Lady Darlington in Vanity Fair (2004), Madame Gaillard in Perfume: The Story of a Murderer (2006), Amelia Bones in Harry Potter and the Order of the Phoenix (2007), Edith May in War Machine (2017), and Lilly in Finding Your Feet (2018). On television she has appeared in Wide-Eyed and Legless (1993), The Worst Week of My Life (2005), The Ruby in the Smoke (2006), Midsomer Murders (2006), Merlin (2009), Atlantis (2013), New Tricks (2014), Doc Martin (2019), and Under Milk Wood (2014). She is also known for her poetry readings on BBC Radio 3 and audiobook work.

Known For

Photos

Sian Thomas photoSian Thomas photo

Filmography

2025
22+1 poster

22+1

Movie · as Nurse

2019
Widow's Walk poster

Widow's Walk

Movie · as additional voice

2018
The Conductor poster

The Conductor

Movie · as Mother Frank

2017
War Machine poster

War Machine

Movie · as Edith May

2017
Finding Your Feet poster

Finding Your Feet

Movie · as Lilly Glover

2016
Shooting Clerks poster

Shooting Clerks

Movie · as Jason's Lady Friend

2014
Under Milk Wood poster

Under Milk Wood

Movie · as Mrs. Dai Bread Two

2013
Perestroika: Reconstructed

Perestroika: Reconstructed

Movie

2013
Atlantis poster

Atlantis

TV · as Eurydice · 2 eps

2011
The Royal Bodyguard poster

The Royal Bodyguard

TV · as Muriel Whittington · 1 ep

2009
Grandpa in My Pocket poster

Grandpa in My Pocket

TV · as Lenora · 1 ep

2008
Merlin poster

Merlin

TV · as Atorloppe · 1 ep

2007
Harry Potter and the Order of the Phoenix poster

Harry Potter and the Order of the Phoenix

Movie · as Amelia Bones

2007
Dangerous Liaisons poster

Dangerous Liaisons

Movie · as Annie

2007
Half Broken Things poster

Half Broken Things

Movie · as Shelley

2007
Lewis poster

Lewis

TV · as Ingrid Nielson · 1 ep

2006
Perfume: The Story of a Murderer poster

Perfume: The Story of a Murderer

Movie · as Madame Gaillard

2006
The Ruby in the Smoke poster

The Ruby in the Smoke

Movie · as Mrs Rees

2005
Vincent poster

Vincent

TV · as Helen Miller · 1 ep

2004
Vanity Fair poster

Vanity Fair

Movie · as Lady Darlington

2004
The Worst Week of My Life poster

The Worst Week of My Life

TV · as Nicola · 5 eps

2004
New Tricks poster

New Tricks

TV · as Monica Dryden · 1 ep

2004
Doc Martin poster

Doc Martin

TV · as Paula Kemp · 1 ep

2003
Sredni Vashtar

Sredni Vashtar

Movie · as The Aunt

2003
The Last Detective poster

The Last Detective

TV · as Annie · 1 ep

2003
Coming Up poster

Coming Up

TV · as Abbess · 1 ep

1999
Holby City poster

Holby City

TV · as Zoe Martin · 1 ep

1998
Vanity Fair poster

Vanity Fair

TV · as Lady Steyne · 1 ep

1997
Midsomer Murders poster

Midsomer Murders

TV · as Peggy Aynscombe · 1 ep

1997
Blind Men

Blind Men

TV · as Julie McAnearney · 1 ep

1995
A Mind to Murder poster

A Mind to Murder

Movie · as Dr. Saxon

1995
Tears Before Bedtime

Tears Before Bedtime

TV · as Susan · 4 eps

1994
Rose Red poster

Rose Red

Movie · as Clare Marvel

1994
Othello poster

Othello

Movie · as Desdemona (voice)

1993
Wide-Eyed and Legless poster

Wide-Eyed and Legless

Movie · as Aileen Armitage

1993
Celia poster

Celia

TV · as Miss Nelly · 6 eps

1993
Doctor Finlay poster

Doctor Finlay

TV · as Stella Powell · 1 ep

1992
Shakespeare: The Animated Tales poster

Shakespeare: The Animated Tales

TV · as Desdemona (voice) · 1 ep

1991
Performance poster

Performance

TV · as Queen Isabel · 1 ep

1991
Stanley and the Women poster

Stanley and the Women

TV · as Lindsey Lucas · 4 eps

1990
Frankenstein's Baby poster

Frankenstein's Baby

Movie · as Judith Cole

1990
No Job for a Lady poster

No Job for a Lady

TV · as Mrs. Johnson · 1 ep

1989
Erik the Viking poster

Erik the Viking

Movie · as Thorhild the Sarcastic

1989
Victoria Wood poster

Victoria Wood

TV · as Girl on Farm · 1 ep

1989
Shadow of the Noose poster

Shadow of the Noose

TV · as Hettie Chattell · 1 ep

1989
Screen One poster

Screen One

TV · as Judith Cole, Aileen Armitage · 1 ep

1987
Prick Up Your Ears poster

Prick Up Your Ears

Movie · as Marilyn Orton

1987
Inspector Morse poster

Inspector Morse

TV · as Carol Sharp · 1 ep

1984
The Bill poster

The Bill

TV · as Sally Paresh, Adela Thompson, Elaine Gibb · 1 ep

1983
Taggart poster

Taggart

TV · as Martine Evans · 1 ep

1983
Jury

Jury

TV · as Jennifer Patterson · 13 eps

1982
Nobody's Hero

Nobody's Hero

TV · as Cara · 6 eps

1982
Nancy Astor poster

Nancy Astor

TV · as Ettie Grenfell · 1 ep

1981
Maybury

Maybury

TV · as Lesley · 1 ep

1976
Killers

Killers

TV · as Sarah Lusk · 1 ep