A look at Steven Spielberg’s 5 most iconic sci-fi films amid Disclosure Day buzz

Known as Spielberg's long-cherished project, Close Encounters of the Third Kind was one 1977s runaway hits. The film depicts the interconnected stories of Roy Neary (Richard Dreyfuss), a blue-collar worker in Indiana whose life changes after an encounter with an unidentified flying object. Also starring in major roles were Melinda Dillon, Teri Garr, Bob Balaban, Cary Guffey, and François Truffaut.

Spielberg hit another home run with Tom Cruise's War of the Worlds in 2005. Based on H.G. Wells' 1898 novel, The War of the Worlds, the film follows Cruise as he looks to save his family after a extraterrestrials invade Earth and decimate cities with massive war machines.

While earlier Indiana Jones films fell under pulp fantasy, the storyline of Kingdom of the Crystal Skull sees him touch the sci-fi genre by revolving the plotline around the hunt for a telepathic crystal skull located in Peru. Harrison Ford reprises his tole as the iconic archaelogist alongside Cate Blanchett, Karen Allen, and Shia LaBeouf.

"Phone home?" will perhaps be the phrase associated with E.T. forever. The heartwarming sci-fi adventure sees Elliot (Henry Thomas), a boy who befriends an alien who he names E.T. Together with his friends and family, Elliot must figure out a way to send his newfound friend stranded on earth back to his home.

One of the more fly-under-the-radar sci-fi flicks, A.I. Artificial Intelligence is set in the future. The film stars Haley Joel Osment as David, a childlike android uniquely designed with the ability to love. It also stars Jude Law, Frances O'Connor, Brendan Gleeson and William Hurt in supporting roles.