spacetime coordinates: season 1 takes place in 2019 Oslo, where sudden flashes of light appear in the bay in Bjørvika. People from different time periods—the Stone Age, Viking Age, and the 19th century—suddenly appear in the present.
Beforeigners is a Norwegian sci-fi buddy cop series created and written by Eilif Skodvin and Anne Bjørnstad and directed by Jens Lien. The main protagonists are Lars (Nicolai Cleve Broch), an Oslo police detective, and Alfhildr (Krista Kosonen), a Viking-era recruit, who investigate the murder of a Stone Ager. (wiki)
imdb / Shield-maiden / Thorir Hund / Olaf the Stout / Battle of Stiklestad / neo-Luddism