Charlize Theron has a new Netflix movie coming out that puts her once again behind a gun for an action role.The South African born beauty was seen in the official trailer for The Old Guard which was released on Thursday; the film will be available on July 10.The veteran 44-year-old Hollywood actress wore her hair dark and short as she showed a trainee how to be a top mercenary. 'We don't have all the answers but we do have purpose,' said Theron's icy character.