Big Sky - Season 3 May 2026

: The investigation eventually links to a 20-year-old cold case known as the "Bleeding Heart" murder, forcing the team to confront a long-hidden serial killer. Cast and Key Characters

: The primary arc centers on Sunny Day Excursions , a glamping company led by the charismatic yet secretive Sunny Barnes (Reba McEntire). Big Sky - Season 3

serves as the third and final installment of the ABC crime drama, originally premiering on September 21, 2022. This season shifted into a more procedural format, focusing on a primary case involving a mysterious backcountry hiking trip while also tackling smaller weekly mysteries. Plot and New Mysteries : The investigation eventually links to a 20-year-old

Big Sky- Season 3, A Review - Ramblings of a Supposed Writer This season shifted into a more procedural format,

Subtitled Deadly Trails , the season follows private investigators (Kylie Bunbury) and Jenny Hoyt (Katheryn Winnick) as they navigate the untamed wilderness of Helena, Montana.

: When a backpacker disappears and a local hiking trip goes awry, the investigators discover a trail of murders and realize that no one at the campsite can be fully trusted.

The third season introduced significant changes to the ensemble, adding star power through new series regulars: