Every season of The Breakthrough ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of The Breakthrough!

After a double murder sends shock waves through a quiet Swedish town, lead detective John promises the grieving families that he will find the killer.

The Unthinkable

As weeks turn into years without answers and his home life slowly falls apart, a desperate John turns to an unlikely ally to help crack the case.

Leave No Stone Unturned

John and Per's investigative efforts are obstructed by their clashing personalities. A prying journalist adds to the pressure.

Family Tree

With everyone nearing the ends of their ropes, a revelation from an unexpected source leads to a breakthrough in the case.

A Lonely Person

When a shocking double homicide goes unsolved for 16 years, a detective teams up with a genealogist to catch the killer before it becomes a cold case.

The Best Seasons of The Breakthrough

The Best Seasons of The Breakthrough

Season 1