New American Assassin poster assembles the assassins CBS Films and Lionsgate have released a new poster for the upcoming American Assassin featuring the ensemble cast of the action thriller. Check it out in the gallery below with all of the previously-released posters! Directed by acclaimed filmmaker Michael Cuesta (Kill The Messenger, Homeland, L.I.E.) from a screenplay by Stephen Schiff and Michael Finch and Edward Zwick & Marshall Herskovitz, the action-adventure also stars Michael Keaton, Sanaa Lathan, Shiva Negar, Scott Adkins and Taylor Kitsch. American Assassin follows the rise of Mitch Rapp (Dylan O’Brien), a CIA black ops recruit under the instruction of Cold War veteran Stan Hurley (Michael Keaton).