Whether it’s a period costume, unique prop or little-known story brought to life, the movie industry loves to bang on about how authentic historical films are. But just how accurate are they? We asked award-winning historian Tom Holland, author of ‘Dynasty: The Rise and Fall of the House of Caesar’ and
Islam: The Untold Story - documentary. Historian Tom Holland explores how a new religion - Islam - emerged from the seedbed of the ancient world, and asks what we really know for certain about the rise of Islam.