Catherine Wyn-Rogers

Iseult's Mother

Caitlin Hulcup

Iseult, the Fair Princess of Ireland

Rosie Hay

Brangien, her companion

Howard Kirk

Mark, King of Cornwall

Tom Randle

Tristan, his nephew

Stephen Wells

Duke Hoël, a nobleman of Brittany

Gareth Dafydd Morris

Kaherdin, his son

Sian Meinir

Iseult of the White Hands, his daughter