Mary Mackenzie (3 May 1922 - 20 September 1966) was born in Burnley, Lancashire, where she spent her early years. Although by 1954 she had performed in ten feature films and two BBC Sunday-Night Theatre (1950) episodes, she was known as a radio star. At this time and to publicize her upcoming radio program, "Spanner in the Works," that she was photographed sitting in a sports Maserati conversing with British motor racing driver and manager Roy Salvadori. In 1966, Mary died in London in a car accident at the age of 44.