Ann Davies
From Tardis Wiki, the free Doctor Who reference
Ann Davies (born 25 November 1934) played Jenny in the Doctor Who story The Dalek Invasion of Earth.
In the documentary Future Memories on the DVD release of The Dalek Invasion of Earth, Davies reports that Jenny was under consideration as a replacement companion following the departure of Susan Foreman at the end of the episode. Davies also notes that she became friends and neighbours with actress Jacqueline Hill.
She is married to Richard Briers.