8pm DEATH IN PARADISE - Crime/Drama
A woman is murdered at a luxury health clinic in a manner that suggests suicide, with Poole's primary evidence to the contrary being the very expensive cup of tea she made before her death.
9pm CASTLES: BRITAIN'S FORTIFIED HISTORY
Instruments of Invasion: A look at the history of the castle from its first appearance with the Normans in 1066 to the longest siege on English soil at Kenilworth Castle 200 years later. The castle arrived as an instrument of invasion but soon became a weapon with which unruly barons challenged the Crown. Tintagel Castle, the place where King Arthur is said to have been conceived, is also on the itinerary. It remains one of the most evocative of castles to this day, drawing visitors from around the world with its tales of myth and legend.