'Train to Busan' Director's New Zombie Movie Was Inspired By a 48-Year-Old Sci-Fi Masterpiece

In Colony , which arrives in U.S. theaters on Aug. 28, the undead are actually infected with a scientifically engineered fungus that turns them into a hivemind capable of sharing information. As the zombie horde grows and evolves, they become smarter. Yeon cleverly juxtaposes this evolution against…