This swan song for Cillian Murphy’s flat capped antihero – which introduces Barry Keoghan as his illegitimate son – is cool, bombastic and formulaic. Why fix something that’s not broken? Get the latest entertainment news, reviews and star-studded interviews with our Independent Culture email Get the latest entertainment news with our free Culture newsletter Get the latest entertainment news with our free Culture newsletter Email * SIGN UP I would like to be emailed about offers, events and