Tom Hanks and Emma Thompson will be in the capital for the last day of the BFI London Film Festival.
The pair will be on the red carpet for the screening of their film Saving Mr Banks, the story of how the movie Mary Poppins was made.
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The new design is inspired by Westminster Cathedral.
Just 200 yards from Harrods, the one bedroom flat is significantly lower than the current market rate for the prestigious area.
A documentary on the career of the late London singer Amy Winehouse will be broadcast live this evening at half six.