1/3 Retired George Smiley hunts a mole in Britain's Secret Intelligence Service.
BBC Radio 4 Extra
3/5 Jack thinks he is getting somewhere with Karen, but then her father has a health scare.
BBC Radio 4
3/3 In a case of mistaken identity, a sailor becomes part of a family he has never met before.
Is it possible to define love? Ed is determined to find out.
Eric begins to lose hope of meeting Phyllis again.
BBC Radio Foyle
BBC Radio Ulster
5/6 The clerical sleuth hopes that the farce is with him in solving a theatre-land mystery.
Toby makes an observation, and Rex is apologetic. (R)
BBC Radio 4 FM
8/10 Sophia's plan for escape is desperate, but will it be enough to convince her husband?
3/3 Aidan Stephens wants to return home, 17 months after going missing. (R)