Triple Frontier is a 2019 American action-adventure film directed by J. C. Chandor. Chandor and Mark Boal wrote the screenplay based on a story by Boal. The film stars Ben Affleck, Oscar Isaac, Charlie Hunnam, Garrett Hedlund, and Pedro Pascal as a group of former U.S. Army 1st Special Forces Operational Detachment–Delta (1st SFOD-D) operators who reunite to plan a heist of a South American crime lord. The film was released by Netflix in theaters on March 6, 2019, before a worldwide streaming release on March 13, 2019. It received generally favorable reviews from critics.