Film Crew

There is a film crew working behind my building in central London shooting scenes for a film called 'Jack Ryan '

Jack Ryan is an upcoming American action-thriller directed by Kenneth Branagh, based on the character Jack Ryan. The film stars Chris Pine in the title role, becoming the fourth actor to assume the role, following Alec Baldwin, Harrison Ford and Ben Affleck. The film is scheduled for release on December 25, 2013.
(Wikipedia)