The three standalone films are all set in Oslo and feature the actor Anders Danielsen Lie in a leading role.
They feature original music composed by Ola Fløttum and were edited by Olivier Bugge Coutté.
Renate Reinsve won the Cannes Film Festival Award for Best Actress for her performance in The Worst Person in the World.
Oslo, August 31st and The Worst Person in the World were nominated for the César Award for Best Foreign Film.
The Worst Person in the World was nominated for Best International Feature Film and Best Original Screenplay at the 94th Academy Awards.