Britain’s never-ending radio soap, The Archers has been around for as long as anyone can remember. Having spent 40 years on the show, Charles Collingwood knows its quirks better than most. The actor, who plays Brian Aldridge, will be explaining what it’s really like to act in front of a microphone. TV acting is one thing...radio acting is a whole different ball game. Under 5s are free but must sit on parent's lap. Child tickets are valid for 6-16 year olds.