"Rugby players eat their dead." Spotting this bumper sticker encouraged director Frank Marshall to take on the film version of "Alive," the book by Piers Paul Read about the crash of Flight 571. After the plane went down in the Andes on Friday the 13th of October, 1972, the members and supporters of the Old Christians rugby club who survived faced an impossible choice: whether or not to eat the only food available, the bodies of their dead friends. (TW: Discussion of cannibalism.)