alien evolution be a documentary maker dream . it give you everything you could possibly want to know about your favorite creature feature franchise . it be a 64 . 21 minute long inside look into the mind of the writer and give you the story behind the story . many critic have dog this work since it release say it spend to much time with the writer and when in fact and many million of fan be clamor for more back story and conceptual history of these wonderfully machiavellian alien . there be also interview with the producer and special effect department and actor and director and and more and more and more . i thoroughly enjoy this comprehensive and inspire supplement which be disk 9 of the alien quadrilogy collector set . fantastic . it rate a documentary scale positive from . the fiend represent .