Guest Stars Georgia Hirst as Torvi Ragga Ragnars as Gunnhild Elodie Curry as Asa Lucy Martin as Ingrid Ryan Henson as Hali Kristy Dawn Dinsmore as Amma Kieran O'Reilly as White Hair Andrei Claude as Ganbaatar Danny O'Connor as Messenger 1 Martin Maloney as Vigrid Michael Johnston as Messenger 2 Marko Leht as Torturer Bryan Quinn as One-Eyed Man