Having grown up in Stavanger as the son of cartoonist Roar Hagen, he honed his craft at the Norwegian National Academy of Theatre in Oslo between 2000 and 2003. His professional debut came on stage in 2003 at Det Norske Teatret, followed by leading parts in productions such as Ivanov, Raskolnikov and a marathon rendition of Henry IV, performances that earned him a Hedda Award in 2007. Transitionin…