Allosaurus (2001) Rating: Starring: Kenneth Branagh, Avery Brooks Director: Category: Special Interest Studio: Warner Bros. Subtitles: [None] Length: 60 mins Want to buy?           Walking With Dinosaurs The moving story of the life and death struggle of Big Al, the most complete Allosaurus skeleton ever found. PLUS a 30-minute exploration showing how we know what we know about Al.