Season 1 of Trapped premiered on December 27, 2015.

When a corpse is washed-up in the remote town of Seyðisfjörður, and discovered by passengers on an incoming ferry from Denmark, Chief of Police Andri Olafssun leads the investigation to solve the case. He quickly deduces the killer must be on board the ferry and forbids the 300 passengers from disembarking until he can make further enquiries. With a severe snowstorm imminent, Andri and his small team must work quickly and without any backup to solve the mystery.

Season 2 of Trapped premiered on December 26, 2018.

Season 3 of Trapped premiered on October 17, 2021.

Picking up two years after the second season, police duo Andri and Hinrika get drawn into a war in the remote highlands, where two rival groups fight over specific pieces of land, but for very different reasons.