Rob's guest this week is the theatre and film director Dominic Dromgoole

Rob's guest this week is the author Michael Morpurgo

Sarah's guest this week is the actress Anne Reid

Sarah's guest this week is the author and poet Ben Okri

Rob's guest this week is the BBC News presenter and correspondent Clive Myrie

Rob's guest this week is the comedy promoter Karen Koren

Rob's guest this week is the director Nicholas Hytner

Sarah's guest is the architect, broadcaster and Anglican deacon Maxwell Hutchinson

Sarah's guest this week is the opera impresario Wasfi Kani

Rob's guest this week is the film director, writer, photographer and composer Mike Figgis

Rob's guest this week is the historian and broadcaster Suzannah Lipscomb

Sarah's guest this week is the award-winning director Greg Doran

Rob's guest this week is the musician Imogen Heap

Rob's guest this week is the comedian, writer and actor, Chris Addison

Sarah's guest this week is the award-winning actress Zoë Wanamaker

Sarah's guest this week is one of the world's leading sound-recordists, Chris Watson

Rob's guest this week is the stage director, Katie Mitchell

Rob's guest this week is the actor, Colin Salmon

As Radio 3 celebrates the 500th anniversary of the Protestant Reformation, Sarah's guest is the historian Ian Mortimer

Sarah's guest this week is the news journalist and presenter Jon Snow