Stream The God Delusion Debate Online Free – Watch Full Movie from Home at 123Movies. . On October 3rd of 2007 in Birmingham, Alabama, Professor Richard Dawkins and his Oxford University colleague Professor John Lennox engaged in a lively debate over what is arguably the most critical question of our time: the existence of God. The debate centered on Dawkins's views as expressed in his best-seller, The God Delusion, and their validity over and against the Christian faith. Both presenters agreed to the format and topics of discussion. It was one of the great debates of the last 100 years and is well worth watching and studying.