Graham Turner

When an art dealer's wife is taken hostage at gunpoint, Luther leads a tense investigation. The hostage takers want payment in diamonds so, stalling for time, Luther substitutes a bag of replacement diamonds from the Serious Crime Unit's evidence safe. Luther and DCI Reed are on hand to arrest the gang members picking up the gems, but when everything starts to unravel Luther begins to suspect that even Reed has double-crossed him.

Bodies with waxy, glowing, red skin are found in Victorian Yorkshire.

Holloway and Goldie investigate extortion in Chinatown.

Peggy's last day at the health center; Cheryl and Dick wait for their adopted son; Salsa comes to town.