Dark Matter

Dark Matter is the fourteenth episode of Lewis, taken from series four. It first aired on 9 May 2010.

Synopsis
Lewis and Hathaway investigate the killing in suspicious circumstances of Professor Andrew Crompton, amateur astronomer and Master of Gresham College. Crompton was found dead at the university observatory after making a strange confession to a priest. His widow suspected that he had been having an affair, but Lewis and Hathaway discover that the dead man had a curious obsession.

Cast List

 * Laurence Fox as DS James Hathaway
 * Rebecca Front as CS Jean Innocent
 * Clare Holman as Dr Laura Hobson
 * Kevin Whately as DI Robert Lewis