Last year the London cityscape provided a stunning backdrop to the latest James Bond film Skyfall.
But now there's a new movie in which the capital plays a starring role.
Welcome to the Punch is a crime thriller filmed in places like Canary Wharf and the east end.
Rags Martel has been to speak to actor James McAvoy about the film.
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The 47-year-old man died shortly after 3pm on Tuesday.
Specialist explosive detection dogs searched through the town examining letter boxes and phone booths for signs of potential devices.
Temperatures reached 29.1C in St James's Park, central London.