Free Thinking Radio 3, 10pm

The After Dark Festival took place over the weekend at Sage

Gateshead to mark the Spring Equinox.

As part of the festivities, Matthew

Sweet (right) and his guests talk about the significance humans have historically placed on the times when the days and nights are of equal length.

Jim Broadbent takes the title role in Helen Kluger’s Drama: Norman Bows Out (Radio 4, 2.15pm). He plays a veteran comedian and pantomime star who is preparing for his farewell tour, only to collapse during rehearsals.

In Conversations From A Long Marriage (Radio 4, 6.30pm) Roger is talking during his sleep – and Joanna isn’t impressed by what he’s saying.