Brian Comport, who has died aged 74, was the screenwriter for the cult films Mumsy, Nanny, Sonny and Girly (1970), The Fiend (1972) and The Asphyx (1973). Like so many others working in the British film industry during the last half century, he had ups and downs, but the horror feature films he wrote are widely regarded as classics of the genre.
His break into films came in 1967 when he was introduced to Norman Cohen, a film editor on his way to becoming a very successful director, who had acquired the film rights to Geoffrey Fletcher's delightful 1962 book The London Nobody Knows.
Cohen had secured James Mason to narrate the commentary, and Brian was engaged to provide the words. It was Brian's idea to have Mason walk and talk directly to the camera, making the film a