Since 1973, The Exorcist and its progeny have scared and inspired half a century of filmgoers. Now, on the 50th anniversary of the original movie release, this is the definitive, fascinating story of the scariest movie ever made and its lasting impact as one of the most shocking, influential, and successful adventures in the history of film. Written by Nat Segaloff, an original publicist for the movie and the acclaimed biographer of its...