Billy Lynn's Long Halftime Walk is a 2016 war drama film directed by Ang Lee and written by Jean-Christophe Castelli, based on the 2012 novel of the same name by Ben Fountain. The film stars Joe Alwyn, Garrett Hedlund, Kristen Stewart, Vin Diesel, Steve Martin, and Chris Tucker. Principal photography began in April 2015 in Georgia. The film is a co-production between the United States, the United Kingdom, and China.