MPAA Rating: PG-13/ Genre: Sci-Fi/Stars: Sam Worthington, Zoe Saldaña, Sigourney Weaver, Stephen Lang, Kate Winslet, Cliff Curtis, CCH Pounder, Jamie Flatters, Britain Dalton, Chloe Coleman, Trinity Jo-Li Bliss, Bailey Bass, Filip Geljo, Duane Evans Jr., Matt Gerald, Alicia Vela-Bailey, CJ Jones, Jack Champion, Joel David Moore, Dileep Rao, Giovanni Ribisi,…