


Brian Geraghty as Ronald Pergman (seasons 1–2), a long-haul trucker involved in several unsolved kidnappings.

Kylie Bunbury as Cassie Dewell, a private detective who co-owns an agency called Dewell & Hoyt, which she initially runs with her romantic partner, Jenny's ex-husband Cody.Katheryn Winnick as Jenny Hoyt, an ex-cop who, despite being separated from her husband, still does freelance work for his agency she later rejoins the Lewis and Clark County Sheriff's office as a deputy detective.In May 2023, the series was canceled after three seasons. In May 2022, the series was renewed for a third season, subtitled Deadly Trails, which premiered on September 21, 2022. In May 2021, the series was renewed for a second season which premiered on September 30, 2021. The series premiered on ABC as a fall entry in the 2020–21 television season on November 17, 2020. Kelley and based on The Highway series of books by C. Big Sky is an American crime drama thriller series created by David E.
