Question: What is the real name the English actress who starred in the 1961 British drama film 'Bomb in the High Street' with Ronald Howard and Terry Palmer who is also known for television roles in the 1960s and 1970s?

Context paragraphs:
Night Was Our Friend: Night Was Our Friend is a 1951 British drama film directed by Michael Anderson and starring Elizabeth Sellars, Michael Gough and Ronald Howard.  The title references a line from Virgil's epic poem "The Aeneid".

Charmian May: Charmian May (16 June 1937 – 24 October 2002) was an English actress best known for her television and film roles, she appeared in sitcom's "The Good Life", "Keeping Up Appearances" and 'film 'Bridget Jones's Diary".

Portrait of Clare: Portrait of Clare is a 1950 British drama film directed by Lance Comfort and starring Margaret Johnston, Richard Todd, Robin Bailey and Ronald Howard.

Bomb in the High Street: Bomb in the High Street is a 1961 British drama film directed by Peter Bezencenet and Terry Bishop.  It stars Ronald Howard, Terry Palmer and Suzanna Leigh.

The Sinister Man: The Sinister Man is a 1961 British drama film directed by Clive Donner and starring Patrick Allen, Gerald Anderson and Edward Atienza.  It was one of the series of Edgar Wallace Mysteries, British second-features, produced at Merton Park Studios in the 1960s.

No Love for Johnnie: No Love for Johnnie is a 1961 British drama film directed by Ralph Thomas.  It was based on the book of the same name by the Member of Parliament Wilfred Fienburgh and stars Peter Finch.

Suzanna Leigh: Suzanna Leigh (born Sandra Eileen Anne Smith; 26 July 1945) is an English actress known for her film and television roles in the 1960s and 1970s.

The Wind of Change (film): The Wind of Change is a 1961 British drama, directed by Vernon Sewell and starring Donald Pleasence, Johnny Briggs and Ann Lynn.  Taking its title from the famous "Wind of Change" speech given by British Prime Minister Harold Macmillan in South Africa in February 1960, it is one of the earliest British films to tackle race as an issue, focussing on disenchanted working-class white youth finding an outlet for their frustrations in racial hatred.  The film is set around the coffee bars and homes of the Notting Hill district of West London, scene of the notorious 1958 Notting Hill race riots.

Night Beat (1947 film): Night Beat is a 1947 British Brit-noir, crime thriller drama film directed by Harold Huth and starring Anne Crawford, Maxwell Reed, Ronald Howard, Christine Norden and Sid James.  Following the Second World War, two comrades go their separate ways one joining the Metropolitan Police while the other becomes a racketeer in post-war London. " Sky Movies" described the film as a "British thriller that examines a challenging issue of its times: the problems encountered by servicemen when trying to adjust to civilian life."

A. V. M. Rajan: A.V.M.Rajan (Tamil: ஏ.  வி.  எம்.  ராஜன்) is a Tamil film actor of the 1960s and 1970s.  His real name is Shanmugasundaram of Pudukottai.  He was born in 1935.  Shanmugasundaram was very eager to join cinema though being a BA Graduate (Mathematics) from Madras University.  His parents wanted to see him as a police officer.  He came to Madras to write the examination, but didn’t bother to write it.  Instead, he tried his luck in cinema knocking on the doors of every film company he could contact.  At long last, his relentless efforts yielded result by getting him the opportunity to enter cinema through the film ‘Aayiram kaalathu payiru’.  Soon after, he was signed to act in the AVM’s film ‘Naanum oru Penn’ also.

Supporting paragraphs: Bomb in the High Street Suzanna Leigh
Answer: Sandra Eileen Anne Smith