Brooks Landon's book is wide-ranging, thought-provoking, and near state-of-the-art. It concerns science fiction film and, toward the end, almost becomes SF in its provocative speculations on the future of such film. His study is really two books in one. The first part argues that most criticism of SF film has been inadequate because it is based on literary rather than film-specific standards. The second argues that SF film will soon become either...