Nocturne review – Stephen Graham is TV’s most evil serial killer … and it’s impossible to stop watching him

The star plays a sadistic murderer still pulling the strings from behind bars. With his high-pitched giggles and fatal whispers, it is a perfectly terrifying show for Halloween It has taken a while, but I think the torch may finally have passed from Anthony Hopkins as the screen’s most profoundly unsettling and instantly-absorbed-by-the-cultural-imagination serial killer. From Hannibal’s hitherto unfailing hands…