Mary Beth and Chris are put on undercover duty after a spate of taxi cab murders.
3/3 Can George Smiley keep the situation under control? Can Jerry Westerby be trusted?
BBC Radio 4 Extra
6/6 Can our hero foil evil Peterson's plan to overthrow the government?
3/6 After the discovery of a body, Richard is determined to uncover the secrets at Selby farm.
Can Belgian sleuth Poirot solve the murder of a father, 16 years after he died?
A young woman turns up at Jess Tyler's cabin, tempting the God-fearing farmer into sin.
BBC Radio 4
5/5 In foggy London, the detectives meet a charming American, with dangerous consequences.
1/4 Feisty detective superintendent Julie Enfield probes a murder at the British Library.
A mother fights for her son to be sentenced as a child when he commits a terrible crime.
BBC Radio 3
An insurance man comes up with the perfect murder, or so he thinks.