Navajo Teen's Disappearance Unearths LA Crime

The fourth season of the thriller series Dark Winds, which premiered on AMC in February 2026 and was added to Netflix in July 2026, ventures beyond the reservation into 1970s Los Angeles. Navajo Tribal Police Lieutenant Joe Leaphorn, alongside associates Jim Chee and Bernadette Manuelito, investigates the disappearance of a Navajo teenager.

This season introduces a new cast of characters involved in the unfolding mystery. Isabel DeRoy-Olson portrays Billie Tsosie, the missing teen who escapes boarding school and becomes entangled with a Los Angeles criminal kingpin. Franka Potente plays Irene Vaggan, a formidable assassin with a peculiar obsession with Leaphorn.

Titus Welliver appears as Dominic McNair, an incarcerated but influential L.A. crime boss dealing in drugs and stolen goods. Chaske Spencer is Sonny Bear Heart, one of McNair's recruiters who lures young Native American men into a life of crime. Luke Barnett joins as FBI Special Agent Toby Shaw, who becomes involved while investigating a friend's disappearance.

The season's narrative expands to explore criminal activities and the perils faced by those who venture from their reservations. The investigation into Billie Tsosie's disappearance reveals a complex web of crime and dangerous individuals operating within the city.