text: WARNING: Embargoed for publication until 00:00:01 on 08/01/2019 - Programme Name: Luther - TX: 03/01/2019 - Episode: n/a (No. 3) - Picture Shows: ***EMBARGOED TILL 8TH JAN 2019*** DCI John Luther (IDRIS ELBA) - (C) BBC - Photographer: Des Willie 