Although set in the Norwegian Arctic, this show was filmed in Eastern Iceland.
The metal band in this show is Moldun, an Icelandic metal band who formed in 2009.
In the local bar you can see a picture of Yuri Gagarin hanging on the wall.
In the first episode, Sir Michael Gambon discussed the death of Mr. Pettigrew, a nod to the Harry Potter film franchise, which featured Sir Michael as Albus Percival Wulfric Brian Dumbledore, and a character named "Peter Pettigrew".
In November 2014, a wooly mammoth skeleton sold for one hundred fifty thousand pounds sterling at auction in the U.K.