Season 1
Charlie Hudson, a seasoned detective with the St. John’s Major Crimes Unit, begins working with Rex — a highly trained German Shepherd — after the tragic loss of his previous partner. Although initially skeptical, Charlie quickly realizes Rex is not just smart, but a loyal and invaluable companion. Together, they take on a variety of complex cases including murders, kidnappings, and blackmail. Season 1 establishes the strong bond between man and dog and introduces the core team: Sarah, the brilliant forensic pathologist; Jesse, the tech expert; and Donovan, their commanding officer.
Season 2
Hudson and Rex continue solving increasingly dangerous and intricate cases. One particularly intense storyline involves a figure from Rex’s past resurfacing, leading to a tense showdown with a deadly criminal. This season dives deeper into the characters’ backgrounds and personal dynamics within the team. Jesse’s tech genius proves invaluable, while Sarah becomes more emotionally connected to both Charlie and Rex.
Season 3
Season 3 turns up the suspense with bizarre and unpredictable cases. From a murder at a dog show to a mysterious death inside a mansion cut off by a storm, each episode presents a new challenge that demands perfect teamwork from Hudson and Rex. The emotional depth between characters grows stronger, especially the bond between Charlie and Rex, which now resembles that of true brothers.
Season 4
This season opens with a chilling case involving two hikers murdered along a remote coastal path. The investigation leads the team to a mysterious campground and a pair of fugitives hiding in the woods. The crimes take on a more psychological edge, requiring the team to dig deep into the minds of the perpetrators. The episodes also highlight the emotional toll and personal sacrifices police officers endure in the line of duty.
Season 5
When a young woman vanishes in the rugged terrain of The Barrens, Hudson and Rex must race against time to find her. Season 5 brings a wide variety of cases, including poisonings, cybercrimes, and elaborate criminal conspiracies. It also introduces Dr. Karma Poole, a sharp-minded criminal analyst whose presence adds new expertise and depth to the team’s investigations.
Season 6
Though only six episodes long, Season 6 opens with a gripping mystery — a whale-watching boat returns to harbor with no passengers onboard. Hudson and Rex launch an urgent investigation to uncover what happened to the missing tourists. The episodes explore deeper emotional themes such as loss, trust, and perseverance in the pursuit of truth.
Season 7
The latest season kicks off with a murder case that escalates into a kidnapping, leading Hudson and Rex to Bell Island. There, they uncover a tangled double homicide plot. The cases this season are complex and dramatic, revealing more about the personal histories and motivations of the main characters.
1. Series Introduction
Hudson & Rex is a Canadian police procedural television series that premiered in 2019. Set in the fictional St. John’s Police Department in Newfoundland and Labrador, the show follows Detective Charlie Hudson, a skilled and sharp-witted investigator, and his loyal partner, Rex, a highly trained German Shepherd. Rex isn’t just a pet; he is a vital part of the investigative team with remarkable detection skills, which help Charlie and the department solve complex cases. The series is inspired by the popular European series Kommissar Rex and brings a fresh take with a Canadian backdrop.

2. Main Plot and Structure
The structure of Hudson & Rex combines case-of-the-week storytelling with ongoing character development, blending lighthearted moments with suspenseful, action-packed investigations. Each episode generally features a new mystery that requires Charlie and Rex’s expertise, often involving intricate crimes such as homicides, abductions, and robberies. The show is known for its light and family-friendly tone, focusing on the teamwork and bond between Charlie and Rex rather than dark or graphic elements.
As the series progresses, viewers learn more about the personal lives of Charlie and his team, adding depth to the main characters.

3. Key Characters and Their Roles
- Detective Charlie Hudson: A dedicated and clever detective with a passion for solving crimes, Charlie is known for his analytical mind and sharp instincts. He works well with Rex, often relying on his partner’s incredible abilities. Charlie’s calm demeanor and quick thinking make him a valuable asset to the department.
- Rex: Charlie’s loyal German Shepherd partner, Rex is more than just a dog; he’s a trained police canine with special skills in tracking, detection, and agility. His heightened senses and quick reflexes allow him to sniff out evidence and chase down suspects. Rex is a critical part of the investigations, and his bond with Charlie is both heartwarming and essential to the series.
- Superintendent Donovan: As the head of the St. John’s Police Department, Donovan oversees the team and assigns cases. Though initially skeptical about Rex’s involvement, he quickly realizes Rex’s unique abilities. Donovan’s leadership keeps the team focused and dedicated to solving cases effectively.
- Dr. Sarah Truong: The team’s forensic specialist, Dr. Truong is essential to analyzing evidence and providing scientific insight. She frequently assists Charlie and Rex with her knowledge of forensics, helping to unravel clues and find connections in cases.
- Tech Expert Jesse Mills: The team’s tech-savvy genius, Jesse is responsible for handling all things digital and technological, from hacking systems to tracking suspects. His expertise with computers complements the investigative work of Charlie and Rex.

4. Themes and Dynamics
- Human-Animal Bond: A central theme in Hudson & Rex is the strong connection between humans and animals, particularly the bond between Charlie and Rex. Rex’s loyalty and intelligence elevate him from simply being a “K9 unit” to Charlie’s trusted partner. Their friendship showcases the emotional and practical value of this bond, resonating with audiences who appreciate the connection between pets and their owners.
- Teamwork and Trust: The series highlights the importance of teamwork, not only between Charlie and Rex but also with their colleagues. Each member of the St. John’s Police Department brings a unique skill set to the team, and their combined expertise is key to solving complex cases. The show emphasizes how trust and cooperation enhance their effectiveness as a team.
- Solving Mysteries and Justice: As with most police procedural dramas, Hudson & Rex focuses on the pursuit of justice. The cases often involve wronged individuals or mysterious circumstances that the team must unravel to bring perpetrators to justice.

5. Episodic Cases and Plot Arcs
Hudson & Rex primarily follows a case-of-the-week format, with each episode revolving around a specific investigation. The cases range from high-stakes crimes like murders, kidnappings, and large-scale thefts to lighter, community-based mysteries. Each episode typically begins with a crime scene, where Rex’s keen sense of smell or tracking ability provides an initial lead. As Charlie investigates, Rex’s skills often play a crucial role in uncovering evidence that might otherwise go unnoticed.
Throughout the seasons, there are a few overarching plotlines and character arcs that allow the audience to learn more about the main characters’ backgrounds and relationships. Charlie’s dedication to his job and his close bond with Rex serve as the series’ foundation, while ongoing developments in their careers and personal lives bring continuity and emotional depth to the storyline.

6. Style and Tone
The tone of Hudson & Rex is light-hearted compared to darker crime dramas, making it accessible and suitable for family viewing. While the show contains suspenseful and thrilling moments, it steers clear of excessive violence or graphic content. Instead, it focuses on teamwork, problem-solving, and the positive impact of the human-animal partnership. The Newfoundland and Labrador setting also gives the show a unique, scenic backdrop, highlighting Canadian landscapes and culture, which adds to its distinct charm.

7. Success and Audience Appeal
Hudson & Rex has been well-received by audiences who enjoy procedural dramas with a positive and family-friendly approach. The show’s success is largely attributed to its engaging characters, especially the unique partnership between Charlie and Rex, which sets it apart from other crime dramas. Viewers appreciate the combination of suspenseful cases with the warmth of Charlie and Rex’s relationship, making the series appealing to a broad range of audiences.