Idris Elba, who is generating awards buzz with his starring turn in Mandela: Long Walk to Freedom, is set to star in Bastille Day, Vendome and Anonymous Content’s terrorist thriller, THR has confirmed. Written by Andrew Baldwin, Bastille tells of a young American artist living in Paris and a washed-up CIA agent who are thrown together and tasked with diverting an imminent attack on the city. Vendome CEO Philippe Rousselet will produce the project with Anonymous’ Steve Golin, Bard Dorros and David Kanter. Vendome will fully finance the production.