In 1959 the formidable interviewer John Freeman took the Face to Face crew to the 81-year-old Augustus John’s studio. The beetling brow, piercing eye and a succession of roll-ups stuck to his lower lip offer almost a caricature of the undimmed rascality of the old devil. Like all the films in that remarkable series, it offers a glimpse into a world that we thought television was invented too late to record.