Tobias Santelmann is a Norwegian actor. His acting career started in the 2010s. In 2012, he gained attention for his portrayal of Knut Haugland in the film Kon-Tiki. He next starred in other Norwegian films as well as television shows. Some of his works on the big screen were in Jag etter vind, Jeg er din, and Kraftidioten. In 2014, he played Rhesus in the Hollywood film Hercules. His next role was in the movie Point Break. On television, he first appeared on the American series Homeland. After this, he began playing the role of Ragnar on the British series The Last Kingdom. More recently, he played Yann Hall on Marcella and Nikolai Andreassen on Grenseland.