TV series · 2025 · Netflix
Is Department Q based on a book?
Quick answer
Yes. Department Q is based on the book series Department Q by Jussi Adler-Olsen.
The TV series premiered in 2025 on Netflix.
The book series behind Department Q
Department Q: books in order
- The Keeper of Lost Causes (2007)
- The Absent One (2008)
- A Conspiracy of Faith
- The Purity of Vengeance (2010)
- The Marco Effect
- The Hanging Girl
- The Scarred Woman
- Victim 2117
- The Shadow Murders
Common questions
Is Department Q based on a book?
Yes. Department Q is based on the book series Department Q by Jussi Adler-Olsen.
Who wrote the book Department Q is based on?
Department Q was written by Jussi Adler-Olsen.
Should I read the book before watching?
Start with The Keeper of Lost Causes, book 1 of Department Q. If you like knowing the full story and characters first, read it before you watch. Adaptations often change or cut plotlines, so the book is a different experience even if you've seen the TV series.
More screen adaptations of Jussi Adler-Olsen's books
- The Absent One (film, 2014)
- A Conspiracy of Faith (film, 2016)
- The Keeper of Lost Causes (film, 2013)
- Boundless (film, 2024)