Viktor Orri Árnason is an Icelandic composer and conductor. His particular focus on colliding the worlds of classical composition and studio artistry has - along with his unique approach to the viola and violin - made him a sought after collaborator for established musicians of many genres.

Viktor is a member of the award-winning band Hjaltalín, and has played the strings and created arrangements for Jóhann Jóhannsson, Hildur Guðnadóttir, Ólafur Arnalds, Nils Frahm, Ryuichi Sakamoto, Of Monsters and Men, Agent Fresco, Bang Gang, President Bongo, Árstíðir, Sandra Kolstad, and East Of My Youth, among many others. His contributions can be heard in the soundtracks of countless movies and TV series, like the BAFTA award-winning Broadchurch and Asia Pacific Screen Awards -winner Mary Magdalene.