Will Smith’s I Am Legend is the third film version of the book I Am Legend by Richard Matheson. Vincent Price starred in the first film, The Last Man On Earth, and Matheson so hated that film he took his name off the credits. Matheson didn’t like The Omega Man either, and I can’t say that I blame him much. Charlton Heston made three of the oddest movies of his long career in the 1970s, Solyent Green, The Omega Man, and Planet of the Apes. It’s kind of odd watching these films now and seeing a slightly out of shape,…