Denmark, 2013. Police officers Carl Mørck and Hafez el-Assad, sole members of Department Q, which is focused on closing cold cases, investigate the disappearance of politician Merete Lynggaard, vanished when she and her brother were traveling aboard a ferry five years ago.

Nikolaj Lie Kaas
as Carl Mørck

Fares Fares
as Hafez el-Assad

Sonja Richter
as Merete Lynggaard

Mikkel Boe Følsgaard
as Uffe Lynggaard

Søren Pilmark
as Marcus Jacobsen

Peter Plaugborg
as 'Lasse'

Per Scheel Krüger
as Anker

Troels Lyby
as Hardy

Øyvind Fabricius Holm
as Død mand

Divya Das
as Nyhedsvært