Starting in 2003, the scientists began teaming up in public talks in which they lay out their arguments in the form of a conversation. Filmmaker Gus Holwerda picks up this evolution as the pair take their skeptical show on the road, tangling with religious leaders, talk-show hosts and several thousand years of cultural inertia. The result is the feature-length film The Unbelievers, which had its world premiere in Toronto at the Hot Docs festival on Monday night.
MORE: http://m.theglobeandmail.com/news/national/richard-dawkins-and-lawrence-krauss-double-down-on-disbelief/article11624891/?service=mobile
See also...
New film examines science vs. religion
http://religion.blogs.cnn.com/2013/04/29/new-film-examines-science-vs-religion/