Al Worden is an American astronaut and engineer who was the Command Module Pilot for the Apollo 15 lunar mission in 1971. He is one of only 24 people to have flown to the Moon.
Dan Snow talks to screenwriter Anthony McCarten about bringing the iconic figure of Winston Churchill to the screen in the critically acclaimed Darkest Hour.
David Baddiel talks to Dan about the Second World War, Trump's Mussolini-isms, and why Jim Callaghan makes comedy difficult.
Danny Boyle joins Dan to discuss his 14-18 Now project, Pages of the Sea, which marks 100 years since the Armistice.
