A killer strikes again at Arlington Grange and there are 6 suspects. The jury is trying to solve the mystery with the help of the presenter and Cluedo game rules. Starring Michael Jayston, Rula Lenska, Koo Stark,Molly Sugden, David McCallum, Richard Wilson, Chris Tarrant.
George Biddle visits the Grange to re-insure some of Mrs. Peacock's valuables. But starts to uncover valuable several secrets belonging to the house regulars instead.