Aliens The Definitive Guide (2013)
Release: 19 March 2013
IMDB link: IMDB
Synopsis: This all-new special is an "Encyclopedia Galactica" of non-Earth life forms, and an investigation into the latest scientific understanding of life beyond planet Earth. ALIENS THE DEFINITIVE GUIDE showcases the extraordinary scientists who are currently grappling with extraordinary questions about alien life including what will aliens really look like? how will they sound? what might their words look like and, of course, will they come in peace? This two-part special takes viewers to stunning, remote locations on Earth as well as elsewhere in the universe.