Guest Stars Joonas Suotamo as The Scourge Claudia Hughes as The Dag Ralph Ineson as Commander Ballantine Joanne Whalley as Sorsha Graham Hughes as Silas Kenny Knight as Keene Sifiso Mazibuko as Merrick Vitas Le Bas as The Lich Daniel Naprous as The Doom Derek Horsham as King Hastur Eileen Davies as Prunella Charlie Rawes as Toth Simon Armstrong as Jorgen Kase Alexis Rodney as Lachlan Niamh McCormack as Niamh Olivia Chan as Sakura Talisa Garcia as Queen Arianna
