It's the day of the Commons vote on war. Harriet Walter and Adrian Rawlins play MPs facing mutual crises of conscience in the face of intense lobbying and pressure from a Whip in the shape of Alex Jennings. A day of extreme emotions culminates in a vote that will not only decide whether we go to war, it will also seal the fate of the Prime Minister.

• Ronan Bennett

• Jessica Turner
• Ansu Kabia
• Stephen Noonan