Naomi Watts for Harry Potter role?

Naomi Watts in 'King Kong'

Reports that actress Naomi Watts is star in the next Harry Potter movie have been denied by her representatives.

The King Kong actress, Ralph Fiennes and Stuart Townsend have all been linked to roles in the sixth film in the franchise, Harry Potter and the Half-Blood Prince.

Watts, who is currently pregnant, had allegedly agreed to star in the role of Draco Malfoy's evil mother Narcissa.

However, representative of all three stars have told MTV that the claims are not true.

Harry Potter and the Half-Blood Prince is currently in pre-production and due to open in cinemas in November 2008.