(L-R) Charles Roven, Frank Ariza, Manu Vega and Idris Elba Brian Bowen Smith/Getty/Nicky Hamilton EXCLUSIVE: Spain’s AF Films has joined Oppenheimer producer Charles Roven on action pic Hammer Down, but Idris Elba is no longer attached the project. Roven and his Atlas Entertainment and AF will co-produce the film, which Guardians of the Galaxy exec producer Simon Hatt is directing. AF’s Frank Ariza and producing partner Manu Vega will produce alongside Madison Weireter and Collin Kraus from Atlas.