Felicity Dean, Patrick Toomey Photo

From: Photo Flash: First Look at Felicity Dean in the London Premiere of A PRINCESS UNDONE

Kensington Palace, 1993. She was the Diana of her day. That day has gone, but HRH The Princess Margaret has a final chance to be of service. Acquiring sensational letters from Charles and Diana, she means to burn them all. But there are other papers, relating to Margaret herself. And when an ex-gangster admirer returns from her past, the Queen's sister has the choice to make or break her family yet again.