Jun 30, 2013
Season 43 Episode 18
From PBS and Masterpiece: Lewis and Hathaway are called in to examine the brutal death of a chemistry professor recently released from prison. There may be a connection to the discovery of a murdered Oxford student reported lost for 15 years. As more casualties and suspects emerge, Lewis considers his future on the force. Edward Fox (Ghandi, "Foyle’s War") guest stars.