Gudmundur Thorvaldsson is an Icelandic actor, based in Iceland. He graduated from the Icelandic Acting School in 1998, with MA in Performance Making from Goldsmiths University in 2009 and with a MBA degree from The University of Reykjavik in 2014. Gudmundur starred in his first film Sporlaust (No Trace) 1997 and has ever since been very active as an artist. He has over 50 roles to his name on screen, 50 on stage, has directed over 20 plays for stage and has released 7 LP‘s with his own music.

Early on in his career Gudmundur started doing all kinds of voicework and has continued to do so to this day. He reads novels on a regular basis for Storytel, and he is currently the voice of the Iceland National Broadcasting service, channel 2. He has dubbed in Icelandic for numerous characters in various projects like, Spiderman, Spies in Disguise, Asterix, Garfield, Chickenhare and the Hamster of Darkness. He has, over the years, been the voice for numerous brands in Iceland like, Suzuki, Sýn sports channel, Duracel, Maxwell‘s house Coffee, Corny, Opal Háls, Tópas, Snickers etc.

Gudmundur‘s first work in games was playing (mocap) Sigurd Styrbjornsson in Assassin‘s Creed Valhalla. Then he voiced Hero of Slaanesh 2 ub Total War, Warhammer III. He plays Fargrimr (mocap) in Hellblade II Senua‘s Saga and just voiced for Aurick, in an upcoming game with the work title, Echoes of the End by Myrkur games.

Gudmundur plays Marcellus in the feature Mary, directed by DJ Caruso, Co – starring Sir Anthony Hopkins. Mary will be premiered December 2024. He plays John the Baptist in Terence Malik‘s The Way of the Wind. Expected premier in 2025. Gunnar (lead) in the Canadian film All Eyes on Me (premiered 2025) and Siggi in Anorgasmia, also premiered in 2025.