Peter PettingerPeter Pettinger is a 1925 novel by the British writer William Riley. In Yorkshire, a mechanic named Peter Pettinger, who has strongly anti-capitalist views, unexpectedly inherits a company and tries to run it on socialist lines.AdaptationIn 1945 it was adapted into the film The Agitator produced by British National Films, directed by John Harlow and starring William Hartnell.