Sylvia Sidney as Florence Norris in Mars Attacks! have cemented its status as a bona fide cult classic, with audiences and critics now celebrating its unhinged energy and brilliant subversion of the traditional alien invasion narrative. The disc also features an upgraded Dolby Atmos audio track alongside new retrospective bonus features, reflecting on the making of the wacky alien invasion bonanza. Mars Attacks! 30th Anniversary 4K Ultra HD Blu-ray Steelbook Warner Bros. Home EntertainmentThe 4K Blu-ray release of Mars Attacks!