From Wikipedia

Susan Rennie Stephen (16 July 1931 – 21 April 2000) was an English film actress.

Born in London, she was known in the 1950s for appearing in a number of B-films. She appeared in over 20 films including The Red Beret (1953), The House Across the Lake (1954), Pacific Destiny (1956) and Carry On Nurse (1959).

Her film appearances became less frequent following her second marriage to film director Nicolas Roeg from 1957 to 1977.