Paramount Pictures has released another clip from World War Z (via iTunes) which you can see in the player below. The film opens in theaters on June 21 and stars Brad Pitt, Mireille Enos, Daniella Kertesz, James Badge Dale, Matthew Fox and David Morse.Directed by Marc Forster, the thriller revolves around United Nations employee Gerry Lane (Pitt), who traverses the world in a race against time to stop a pandemic that is toppling armies and governments and threatening to decimate humanity itself.