Helena Bonham Carter

Helena Bonham Carter is an English actress born on born 26 May 1966. She provides the voice of Siveth the Dragon in Dragonheart: Vengeance

Performances
She's best known for her roles in both low-budget independent art films and large-scale blockbusters. She has been nominated for the Academy Award for Best Actress for her role as Kate Croy in The Wings of the Dove (1997) and Best Supporting Actress for her role as Queen Elizabeth in The King's Speech (2010). She won the BAFTA Award for Best Actress in a Supporting Role and 2010 International Emmy Award for Best Actress for her role as author Enid Blyton in the television film Enid (2009).