Ronald Pergman was ultimately killed by Wolf Legarski.
In the ABC series “Big Sky,” Ronald Pergman, played by Brian Geraghty, is a long-haul trucker who is also a troubled serial killer. Throughout the series, Ronald’s character is involved in numerous abductions and murders, which are central to the show’s plot. His actions set off a chain of events that involve private detectives Cassie Dewell and Cody Hoyt, as well as state trooper Rick Legarski.
As the series progresses, Ronald is pursued by the detectives and narrowly escapes capture multiple times. His storyline takes a significant turn when he is kidnapped by Wolf Legarski, the twin brother of Rick Legarski, who was previously killed in the series. Wolf, played by John Carroll Lynch, believes he can rehabilitate Ronald and holds him captive in an attempt to reform him.
However, Ronald’s cunning and survival instincts lead him to manipulate situations to his advantage. Despite Wolf’s efforts, Ronald remains a dangerous and unpredictable individual. The tension between Ronald and Wolf escalates until it reaches a deadly conclusion. In a confrontation, Ronald is killed by Wolf, bringing an end to his reign of terror and providing a sense of closure to the victims and their families. Ronald’s death marks a pivotal moment in the series, as it resolves one of the main storylines and sets the stage for new developments.