Back up to: Luther
4/4 Luther has a copycat killer on the loose, a body to hide and a suspicious Baba to appease.
3/4 Luther must outmanoeuvre a man whose brutal and escalating murders seem to have no motive.
2/4 Luther must save Ripley's life in time to stop Cameron's final murderous set piece.
1/4 Luther faces a surreal and nightmarish case of a man who murders wearing a Punch mask.