In pictures: Iris makes its debut

The Prime Minister's wife, Cherie Booth, was among well-known faces at the première of Iris at the Curzon Mayfair cinema in central London.

Kate Winslet took her brother Joss along

The Prime Minister's wife Cherie Booth brought her mother Gail to chat with Dame Judi Dench...

...while Euan Blair took a friend

Jim Broadbent with his wife Anastasia Lewis

John Bayley, Iris Murdoch's husband, with the female leads

Remember me: Hugh Bonneville, who plays the young John Bayley

Dame Judi Dench makes her entrance

Anne Robinson with her husband John Penrose. She is the vice president of the Alzheimer's Association.