Drama: Who Is Aldrich Kemp? Radio 4, 2.15pm

Julian Simpson’s mystery drama comes to a conclusion, as Clara Page (Phoebe Fox, right) unearths some surprising family history. But as the pressure mounts, can Aldrich save her, and will she get the answers she’s been looking for?

The second episode of The Smugglers’ Trail( Radio 4,11 am) focuses on the relatives of 27 people who died in the English Channel in November. Feeling let down by the authorities, some are seeking their own justice.

Late Junction (Radio 3, 10pm) is all about immorality, with bawdy blues from Japan’s Kan Mikami and feral folk from Geordie singer Richard Dawson.