Gudmundur Thorvaldsson has about 50 roles in Films and TV in Iceland and abroad. He has acted and directed a lot, on and for stage and has released 6 LP albums with his own music. He played Sigurd Styrbjörnsson, the second biggest part in Assassins Creed Valhalla, Remus in The Witcher, played in Eurovision, The Story Of Fire Saga and played the lead (David) in the British film Chasing Robert Barker which got him nominated to the NFA awards as the best male lead. He played Kristofer in WOLKA by Árni Ólafur Ásgeirsson, Gunnar in the Canadian film All Eyes On Me and Kristofer in April Skies, both directed by Pascal Payant.