Click here to download Postal 3 Full. Postal III is a third-person shooter video game developed by Running With Scissors.Postal III will continue and expand upon the sandbox-style design of its predecessor, Postal 2, as well as include motion captured performances by a wide array of celebrities, including film stars and Playboy Playmates. It has also been stated that Uwe Boll, director of the Postal film, will appear in the game.