The ending of The Last Frontier (2025) concludes with a tense confrontation where Havlock escapes a deadly fall, Frank returns home burdened by the unresolved chase, and Sidney reveals her complex, personal connection to Havlock, setting the stage for ongoing conflict and emotional turmoil.

Expanding on the ending scene by scene:

The final sequence opens with Frank, the state trooper, engaged in a desperate pursuit of Havlock, a fugitive with a dark past as a former Navy SEAL turned rogue. Frank stays behind in a precarious train car to prevent Havlock's escape. During this tense moment, Frank loses his gun, and Havlock seizes control of the train car's wheel. The train car careens toward a cliff, and in a harrowing moment, it goes over the edge, hanging only by a rope attached to a helicopter. This scene is fraught with danger and suspense, emphasizing the high stakes of the chase.

Meanwhile, Sidney, who has been revealed to be Havlock's wife and his first victim, faces her own peril. She climbs onto the top of the glass train car, showing a reckless disregard for her own safety. Her hesitation to shoot Havlock at a critical moment allows him to break through the door and dive into the abyss below. This dive would be fatal for most, but both Frank and Sidney know Havlock's survival skills are extraordinary, hinting at his ability to endure and escape.

After the fall, Frank manages to return home, physically safe but emotionally burdened by the unresolved nature of the pursuit and the dangerous man still at large. Sidney's revelation about her marriage to Havlock adds a deeply personal layer to the conflict, indicating that the story's tension is not just about law enforcement versus fugitive but also about complex personal relationships and betrayals.

The fate of the main characters at the end is as follows:

• Havlock escapes death by diving into the abyss, his survival assured but his future uncertain.
• Frank returns home, alive but weighed down by the ongoing manhunt and the personal costs involved.
• Sidney remains entangled emotionally and physically in the conflict, her connection to Havlock complicating her role in the pursuit.

This ending leaves the story open for further exploration of the characters' intertwined fates and the escalating conflict between them.

In the 2025 TV series The Last Frontier, several characters experience death, both human and animal, with notable tragic circumstances.

1. Willow, Jane Kilcher's Dog
   Willow, a beloved dog of Jane Kilcher, passed away after 12 years. Jane shared this loss publicly, expressing deep emotional pain and a strong bond with Willow. The dog's death was natural due to age, and Jane posted photos showing Willow in various moments of life on the homestead, including lying in the snow and guarding the house.

2. Otto Kilcher
   Otto Kilcher, a key figure known for his handyman skills and resilience, suffered a severe accident during a harsh Alaskan snowstorm. He was trampled by a cow, which caused critical injuries including broken ribs and severe hypothermia. The incident occurred during a whiteout storm, and paramedics had difficulty reaching him. This event marked a significant health crisis for Otto, and it was captured on camera during filming. While the search results do not explicitly confirm his death, the description of the event is harrowing and life-threatening.

3. Human Characters in the 2025 Series Plot
   The fictional narrative of The Last Frontier (2025 TV series) includes violent and fatal events involving characters such as Frank Remnick and others in a high-stakes conflict involving U.S. Marshals and criminal elements. The plot summary mentions that Frank Remnick killed two U.S. Marshals during a standoff, indicating deaths within the storyline. However, specific details about the deaths of other characters or the exact circumstances beyond this are not fully detailed in the search results.

No other explicit character deaths are detailed in the available information for the 2025 production of The Last Frontier. The deaths mentioned include both real-life cast-related losses (the dog Willow) and dramatic fictional deaths within the series plot (U.S. Marshals killed by Frank Remnick).

If you seek detailed descriptions of each death scene or more about the emotional and narrative impact on the characters, the available sources focus mainly on the dog Willow's passing and Otto Kilcher's accident, with the fictional deaths being part of the series' crime thriller plot.