Fortitude is a British horror psychological thriller television series created and written by Simon Donald. A 12-episode season was commissioned by Sky Atlantic in 2013, and started airing on 29 January 2015. The series is set in the fictional Arctic Norwegian settlement of Fortitude. On 9 April 2015, Sky Atlantic recommissioned the show for a second season consisting of 10 episodes, which premiered on 26 January 2017. The third and final season premiered on 6 December 2018 and concluded on 27 December, consisting of 4 episodes. Premise On the Norwegian Arctic island of Fortitude, things appear calm on the surface, but a string of violent and increasingly strange deaths slowly exact a toll on the quiet international community where almost everyone appears to be keeping at least one secret. Cast Main cast Recurring cast Tam Dean Burn as Billy Pettigrew (series 1, 3) Series 1 Chipo Chung as Trish Stoddart Darwin Brokenbro as Liam Sutter Elizabeth Dormer-Phillips as Carrie Morgan Michael Obiora as Max Cordero Emil Hoștină as Yuri Lubimov Jonjo O'Neill as Ciaran Donnelly Leanne Best as Celia Donnelly Lorcan Cranitch as DI Bernard Littlejohn Series 2 Jude Akuwudike as Dr Adebimpe Gershwyn Eustache Jnr as Tomak Bowzyk Rune Temte as Lars Ulvinaune Eloise Smyth as Yeva Podnikov David Yip as Hong Mankyo Ralph Riach as Ralfi Sigurdson Joi Johannsson as Axel Fersen Steve Toussaint as Avec Lamont Mark Field as 'The Fiend' Jessica Henwick as Bianca Mankyo Robert Sheehan as Vladek Klimov Series 3 Simon Donald as Neil McIndoe Production Conception After talking to a parasitologist, writer Simon Donald based his parasite on ichneumon wasps, which lay their eggs in hosts. Location Fortitude is a fictional community located in Svalbard in Arctic Norway. It is described as an international community, with inhabitants from many parts of the world (population of 713 inhabitants and 4 police officers). The series was filmed in both the UK and Reyðarfjörður, Iceland. Casting American actor Stanley Tucci appears in his first British television role as Detective Chief Inspector Morton from London's Metropolitan Police, who has flown to the peaceful close-knit community of Fortitude as the local sheriff, played by Richard Dormer, investigates a violent murder. Christopher Eccleston plays Charlie Stoddart, a British scientist who leads the arctic biology department at the Fortitude arctic research facility. Michael Gambon portrays Henry Tyson, a wildlife photographer who is dying of cancer. The Killing star Sofie Gråbøl