Season 1
2026 · 9 episodes · 7h 30m in all · 7.0/10
In season one, Harry Hole goes head-to-head with his long time adversary and corrupt detective Tom Waaler. Harry is a brilliant but tormented homicide detective who struggles with his demons. As the two navigate the blurred ethical lines of the criminal justice system, Harry must do all he can to catch a serial killer and bring Waaler to justice before it is too late.

Episodes

1. 36 Seconds
26 Mar 2026 · 63 min · 6.5/10
Five years after a traumatic incident, Detective Harry Hole buries himself in case work when a weapons seizure points to a shocking suspect.

2. Ghosts
26 Mar 2026 · 53 min · 7.0/10
As a gruesome and perplexing murder strikes Oslo, a personal tragedy drags Harry back into bad habits and an obsessive search for answers.

3. To Silence the Voices
26 Mar 2026 · 44 min · 7.3/10
After crossing one line too many, Harry is reassigned to a missing persons case that raises his suspicions. Waaler sets a trap with lethal consequences.

4. After They Are Dead, Before They Are Cold
26 Mar 2026 · 54 min · 7.1/10
The police must call on Harry’s expertise after a chilling package arrives by post. But with Waaler leading the case, his return comes at a price.

5. The Devil's Star
26 Mar 2026 · 44 min · 7.0/10
With evidence suggesting they're dealing with a serial killer, the police shift tactics and chase a promising lead as gang violence escalates across Oslo.

6. Five
26 Mar 2026 · 52 min · 6.9/10
Unable to find a logical connection between the symbolism, locations and victims, Harry attempts a mind-bending method to crack the serial killer’s code.

7. Joseph's Blessing
26 Mar 2026 · 46 min · 7.1/10
Patterns and riddles point Harry in the direction of the next possible murder. But is he finally one step ahead, or still chasing the killer’s tail?

8. The Woman in the Water
26 Mar 2026 · 45 min · 7.6/10
Hunted by his own, Harry goes underground with his captive to prove a theory — only to uncover another deceptive layer separating him from the truth.

9. Duke Ellington's Piano
26 Mar 2026 · 49 min · 6.4/10
Harry closes in on the secret behind the murders, but as his worst fears surface, the cost of his relentless pursuit of justice becomes alarmingly clear.
Detective Hole Season 1: quick answers
How many episodes are in Detective Hole Season 1?
Season 1 of Detective Hole has 9 episodes, about 8 hours in total.
When did Detective Hole Season 1 come out?
Season 1 premiered on 26 Mar 2026.
What is the best episode of Detective Hole Season 1?
By viewer score, episode 8, “The Woman in the Water”, at 7.6/10.