Celebrities Support Roald Dahl's Marvellous Children's Charity for BGC Partner’s Charity Day

Celebrities including David Walliams, Claudia Winkleman and Julie Walters are taking part in BGC Partners’ 16th annual Charity Day to help raise funds for charitable causes including Roald Dahl’s Marvellous Children’s Charity, which provides specialist nurses and support to serious ill children with complex, lifelong illnesses.