Big Sky: Season 3

2022 · 13 episodes · ★ 8.6

Deadly Trails

What Season 3 of Big Sky

After a few months of calm in Helena, Montana, Cassie, Jenny and new sheriff Beau Arlen face another complicated case. Sunny Barnes and her family open Sunny Day Excursions, a mountain tour company, and a backpacker soon goes missing. While Cassie follows the trail, Beau and Jenny hunt a killer operating in the area. Camping trips go wrong, campers keep secrets, and no one seems entirely trustworthy. The three detectives must separate truth from lies before the danger reaches someone else.

13episodes

Sep 21, 2022premiered

Jan 18, 2023Latest episode

9.2 hrtotal runtime

Season 3 Episodes

3x01 Do You Love An Apple
Sep 21, 2022 · 42 min
It’s been a few months of relative peace, but all that’s about to change when Sunny Barnes and her family set up Sunny Day Excursions just outside of town. Cassie is called in to investigate a missing backpacker. Beau and Jenny track a murderer.
Directing: Jeff T. Thomas · Writing: Elwood Reid, Sharon Lee Watson · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x02 The Woods Are Lovely, Dark and Deep
Sep 28, 2022 · 42 min
When disgruntled realtor Tonya calls the police on a squatter living in one of her homes, Jenny arrives only to discover a shocking connection to her past tied to the case. Cassie and Beau work to track the still-missing backpacker. Beau’s daughter Emily takes a campground investigation dangerously into her own hands, but has she stumbled upon a story far more nefarious than she could have imagined?
Directing: Kelli Williams · Writing: Kyle Long, Christine Roum · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x03 A Brief History of Crime
Oct 5, 2022 · 42 min
While investigating a scamming operation with Beau, Jenny discovers a connection to the crime that sends her reeling. A camper at Sunny Day Excursions has gone missing, and Beau’s similarly stubborn daughter, Emily, is eager to solve the case. Yet, with Sunny determined to cover up loose ends, her digging might lead to more than she bargained for in the end. Cassie and Denise run into a strange man on the side of the road who may just lead them down a new path.
Directing: Nimisha Mukerji · Writing: Annakate Chappell, Brian McCauley Johnson · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x04 Carrion Comfort
Oct 12, 2022 · 43 min
Jenny and Beau investigate the bloody murder of a woman in her own backyard that turns into quite the family affair. Back at the Sunny Day Excursions, Buck grows increasingly suspicious of Sunny while Avery and Emily continue to question the disappearance of the missing camper. Cassie and Cormac discover something unimaginable out on the trail. Tonya and Donno accept a deadly proposition.
Directing: Jeff T. Thomas · Writing: Dominique A. Holmes, Ryan O'Nan · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x05 Flesh and Blood
Oct 19, 2022 · 43 min
After discovering Mark’s body in the woods, Cassie enlists Jenny’s help to solidify her suspicions that he was, in fact, murdered. Meanwhile, Tonya and Donno set up camp hoping to find Luke and Paige, and Sunny is feeling the pressure of all those watchful eyes looking for her missing campers.
Directing: Lisa Leone · Writing: Benjy Steinberg, Sharon Lee Watson · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x06 The Bag and the Box
Oct 26, 2022 · 43 min
Jenny and Beau are on the hunt to find the killer of a decorated veteran. Cassie closes in on the Barnes family, all while getting closer with Cormac. Tonya and Donno devise a plan for their own best interest.
Directing: Laura Nisbet Peters · Writing: Kyle Long, Jason Wilborn · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x07 Come Get Me
Nov 2, 2022 · 43 min
When shocking new evidence surfaces from the “Bleeding Heart Murder Case,” Jenny and Beau team up with Cassie and achieve a major breakthrough. Buck struggles with his moral ambiguity, and cracks begin to form in his and Sunny’s marriage.
Directing: Tori Garrett · Writing: Annakate Chappell, Christine Roum · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x08 Duck Hunting
Nov 16, 2022 · 42 min
The investigation for the killer continues as Jenny and Beau confine the campers to the campsite in an effort to unravel their lies. Cassie and Cormac’s romance heats up, leading Cormac to confess his parents might not be as innocent as they want others to believe.
Directing: Blackhorse Lowe · Writing: Ryan O'Nan, Sharon Lee Watson · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x09 Where There's Smoke There's Fire
Nov 30, 2022 · 43 min
Jenny and Beau investigate the mysterious death of a rookie smokejumper while Cassie picks apart Walter’s story, convinced something isn’t adding up. Emily finds herself at Dewell and Hoyt while trying to keep busy, and Sunny and Buck work to put themselves back together after Walter’s arrest, leading her to reveal her biggest secret to Cormac and testing his allegiance in the process.
Directing: Keith Powell · Writing: Kyle Long, Brian McCauley Johnson · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x10 A Thin Layer of Rock
Dec 7, 2022 · 42 min
Jenny and Beau investigate the untimely death of a groom. Cassie enlists the help of Denise and Emily to unravel the lies surrounding Walter and Sunny Day Excursions. Sunny makes an unlikely alliance to save her family.
Directing: Ben Hernandez Bray · Writing: Dominique A. Holmes, Jason Wilborn · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x11 Super Foxes
Jan 4, 2023 · 43 min
When Gigi finds herself at the mercy of a twisted local family, Jenny and Cassie work to intervene, but a twisted game threatens everything. Elsewhere, Sunny and Paige each come to a shocking realization about Buck, and Beau puts it all on the line for his family.
Directing: Lisa Leone · Writing: Ryan O'Nan, Christine Roum · Starring: Ryan O'Nan, Reba McEntire, Henry Ian Cusick, Rex Linn
3x12 Are You Mad?
Jan 11, 2023 · 43 min
Jenny, Cassie and Beau uncover the truth about the Bleeding Heart Killer, but before justice can be served, chaos breaks out. Avery's involvement with Tony's crime family escalates to a standoff; Emily and Denise are put in grave danger; and despite her recent revelations, Sunny's family ties continue to pull apart. As Cassie, Jenny and Beau work to clean up the mess, the killer is still on the loose, ensuring no one is safe.
Directing: Ben Hernandez Bray · Writing: Annakate Chappell, Jason Wilborn · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick
3x13 That Old Feeling Season Finale
Jan 18, 2023 · 43 min
With Denise and Emily's lives on the line, Jenny and Beau are determined to bring the Bleeding Heart Killer to justice, no matter what it takes. Meanwhile, Cassie uses her connections to pin down their possible location; and Sunny makes a fiery decision that will change her family forever, but will it all be enough to save the ones they love?
Directing: Jeff T. Thomas · Writing: Elwood Reid, Brian McCauley Johnson, Dominique A. Holmes · Starring: Ryan O'Nan, Reba McEntire, Seth Gabel, Henry Ian Cusick