Inept private investigator Harry Dobbs meets vampish new client Miss Dolan, who wants him to follow her abusive lover. But Dobbs sets about tailing a different person entirely – a mysterious character leading a double life. Harry, however, discovers that he himself is being followed by a distaff gumshoe.
Artist David Hockney discusses his theory that artists were secretly using optical devices such as mirrors and lenses in creating their work as early as the 15th century.
