
Acting
Sian Thomas
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
Full filmography

Midsomer Murders
1997
CRIME
The Bill
1984
CRIME
Holby City
1999
SOAP
Merlin
2008
ACTION
New Tricks
2004
DRAMA
Lewis
2007
CRIME
Doc Martin
2004
COMEDY
Harry Potter and the Order of the Phoenix
2007
ADVENTURE
Inspector Morse
1987
CRIME
Taggart
1983
CRIME
Atlantis
2013
ACTION
Perfume: The Story of a Murderer
2006
CRIME
The Worst Week of My Life
2004
COMEDY
War Machine
2017
COMEDY
Erik the Viking
1989
ADVENTURE
Vanity Fair
2004
DRAMA