Katharine Blake (11 September 1921 – 1 March 1991) was a British actress, born in South Africa with an extensive career in television and films. She was married to director Charles Jarrott. She had two daughters, each by different fathers, Jenny Kastner (Nee Jacobs), with her first husband, actor (father of Martin Jameson, Matthew Jacobs and Amanda Jacobs), and Lindy Greene, with her second husband, actor/director David Greene. She was estranged from both daughters at the time of her death.