Friends and family of Professor Stephen Hawking have attended a special premiere of a documentary about his life.
"Hawking" was simultaneously broadcast on 50 cinema screens across the country and all three screens at the Cambridge Picture House were packed out.
Professor Stephen Hawking is the guest of honour for the start of the Cambridge Film Festival which opens tonight.
The University of Cambridge Physicist has written and narrated a film about his life. Called "Hawking", it is a personal look at his life.
"Hawking" is made by Vertigo Films.