Belinda plays Meredith in Darren Ashton's film Razzle Dazzle: A Journey Into Dance, which was shot in Australia and is due for release in 2006. Her husband Ben Miller also appears in the production.
She lived with her family in Vienna, Austria, for a year.
Belinda has two older sisters, Alice and Sophia.
She is a descendant of William the Conqueror, King of England from 1066 to 1087.
Belinda's ten-times great grandfather, Neil Stewart of Foss House, Perthshire (now submerged under Loch Tummel), was a fourth cousin of Mary Stuart, Queen of Scots.
Belinda went to schools in Vienna (Austria), Somerset, Wiltshire, Berkshire, and London.
Belinda has an uncle who is a Scottish laird in Perthshire.
She lives in London.
From December 2003 to the autumn of 2004, Belinda was part of a comedy partnership called United Biscuits, which presented a show called High Tea at the Canal Café Theatre, London, and the Edinburgh Festival fringe of 2004.
Belinda trained for an acting career at the Webber Douglas Academy of Dramatic Art, London.
She has been married to the English actor and comedian Ben Miller since April 2004, and before that was married to William Gethin (1997 to 2002).