He is best known for his work on the video game Call of Duty: Modern Warfare 3, the films Without Remorse and Sweet Girl, the television series The Right Stuff, and his novel, Animals.
In 2011, Staples and screenwriter Paul Haggis wrote the script for the video game, Call of Duty: Modern Warfare 3,[2] which was the largest entertainment release in history at the time.
[3] On October 25, 2013, Deadline announced that Ben Affleck and Warner Bros had hired Staples to write a geopolitical thriller about a team of mercenaries in Eastern Congo for Affleck to star in and direct.
[4] The following year, Warner announced that Staples had been hired to write a movie set in the world of illicit animal trafficking for Leonardo DiCaprio, Tom Hardy, and Tobey Maguire to produce and star in.
North Conway, and again for Landslide, an adaptation of the book How to Break a Terrorist, co-written with Tony Camerino.