The first full trailer for "The Odyssey" is out. Matt Damon is Odysseus, the king of Ithaca whose journey back to his wife and son after the Trojan War is hindered by a series of epic challenges and obstacles separating him from his family. The film is an adaptation of Homer’s ancient Greek epic "The Odyssey," and includes the sirens and other elements of mythology. Co-starring Tom Holland, Anne Hathaway, Charlize Theron, Robert Pattinson, John Leguizamo, Jon Bernthal, Zendaya, Mia Goth, Lupida Nyong'o and more, the epic hits theaters July 17.