In a series of candid interviews, six former heads of the Shin Bet, the most active and certainly the most secretive of Israel’s security forces, talk openly about the major events that marked their careers. The citizens they swore to protect may have been safer as a result of their actions, but was the country any closer to peace? With surprising frankness, they reflect on their own dealings and the erstwhile and current security policy in their country. Their confessions are illustrated with rare archive footage and chilling computer animations based on photographs, offering offer a window into the moral dilemmas the former security heads faced. The Gatekeepers is a fascinating insight into personal principles, career pride and the pragmatic value of fighting terrorism in contemporary politics, as well as the ultimate cautionary tale of what happens to people and nations alike when they try to answer violence with violence.