Mona Washbourne was an English actress who had a long and successful career in film, television, and theatre. She is best known for her roles in the films 'Stevie' (1978) and 'The Collector' (1965). She also appeared in the television series 'The Avengers' (1961-1969) and 'The Onedin Line' (1971-1980). She won a BAFTA Award for Best Actress in a Supporting Role for her performance in the film 'Stevie'.