Susannah Harker was born on 26th April 1965 in London and is an English film, television, and theatre actress. She is the daughter of English actress Polly Adams and actor Richard Owens. She was nominated for a BAFTA TV Award in 1990 for her role as Mattie Storin in House of Cards.
Susannah appeared alongside Clive Owen in Chancer. She later played Dinah Morris in the 1991 making of Adam Bede. She starred as Jane Bennet in the 1995 adaptation of Jane Austen's Pride and Prejudice and appeared as Trevor Eve's love interest in Heat of the Sun. She also appeared in the play On the Shore of the Wide World.
She played Sapphire in Big Finish Productions' audio revival of Sapphire & Steel, produced as a series of CD plays in 2005, with a second series following in 2006/07. In 2003 she played Clare Keightley in the audio version of the Doctor Who adventure Shada, alongside Paul McGann.
In December 2011 she appeared in the BBC drama Young James Herriot. In 2012 she played the role of Sue in a London production of Mike Leigh's Abigail's Party.