Aliette Opheim (Daniela Bergman) & Stina Ekblad (Marianne Ruda) also worked together on Tjockare än vatten (2014) as Jonna Waldemar & Anna-Lisa Waldemar respectively.
Hassel is a Swedish drama web television series created by Henrik Jansson-Schweizer and Morgan Jensen.
The plot is based the Olov Svedelid novels about detective Roland Hassel (played by Ola Rapace) investigating serious crime in Stockholm.
The series was previously adapted for television in the 1980s and 90s.
The series is produced by MTG-owned Nice Drama and Beta Film.