Star Keir Dullea , Gary Lockwood , William Sylvester , Daniel Richter , Leonard Rossiter . Directed by Stanley Kubrick . Kubrick’s science fiction epic puts mankind in context between ape and space voyager. The film created a stir for its special effects, the computer HAL, and the debate about the film’s final sequence. Rated G. Widescreen . 139 minutes . Region 1 encoding (U. S. and Canada only).