Arctic Circle (2018)

Crime · Drama · Thriller

During a routine search of an old cabin in the remote and wintery back country, Finnish policewoman, Nina Kautsalo, discovers two dead prostitutes, with a third still fighting for her life. The ensuing investigation takes a surprise twist when an extremely rare and deadly virus is discovered in the surviving woman’s bloodwork. When the Finnish Bureau of Investigation takes over the case, German virologist, Thomas Lorenz is called in to assist in identifying and containing the virus. Set within the endless white expanse of the arctic circle, Nina and Thomas must rely on each other to have any hope of saving the ones they love. But what takes precedence? A deadly virus or an active serial killer?

IMDb rating: 6.9 (3,630 votes)
Seasons: 4
Streaming (US): MZ Choice Amazon Channel · Mhz Choice · Plex · Hoopla
Language: FI
Type: TV series

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Ratings refreshed Aug 19, 2026 · 4 seasons indexed

Cast

Seasons

Season 1 (2018)

6.96 avg 10 episodes 7.1 → 6.6 43 min avg

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	Kellari	7.1	230
2	Jäljet lumessa	7.0	195
3	Myrsky nousee	7.1	181
4	Silmä silmästä	7.1	169
5	Jumalan terve	7.1	165
6	Ensimmäinen uhri	7.0	160
7	Saalistaja	7.0	160
8	Taudinkantajat	6.9	162
9	Murmansk	6.7	159
10	Venla	6.6	163

Season 2 (2021)

6.58 avg 6 episodes 6.7 → 6.2 53 min avg

Season 2 episodes - IMDb ratings
#	Title	Rating	Votes
1	Uusin poliisi	6.7	103
2	Keskellä ei mitään	6.8	90
3	Saalis	6.8	84
4	Oikeus ja kohtuus	6.6	84
5	Syyllinen	6.4	82
6	Vanhemmat	6.2	94

Season 3 (2023)

6.72 avg 6 episodes 6.9 → 6.7 47 min avg

Season 3 episodes - IMDb ratings
#	Title	Rating	Votes
1	Paluu	6.9	70
2	Löytötavara	6.9	56
3	Piilossa	6.6	54
4	Sotku	6.7	53
5	Murto ja varkaus	6.5	54
6	Julkistus	6.7	57

Season 4 (2025)

6.82 avg 5 episodes 7.4 → 6.4 50 min avg

Season 4 episodes - IMDb ratings
#	Title	Rating	Votes
1	Kaukainen vieras	7.4	28
2	Valittujen merkki	6.6	27
3	Menneisyyden arvet	7.0	25
4	Sukunsa viimeinen	6.7	27
5	Johdatus	6.4	28