John Longden: John Longden. Actor: Blackmail. John Longden was born on 11 November 1900 in the West Indies. He was an actor and writer, known for Blackmail (1929), Quatermass 2 (1957) and Quinneys (1927). He was married to Jean Jay. He died on 26 May 1971 in London, England, UK.
Known For: Blackmail (Detective Frank Webber), Quatermass 2 (Lomax(as John Longdon)), Quinneys (Joseph Quinney), Come Into My Parlour (Writer)