Cast: John Reardon, Mayko Nguyen, Kevin Hanchard, Justin Kelly, Diesel vom Burgimwald (Rex)
The bond between man and beast is tested like never before as Hudson & Rex: Season 9 plunges the St. John’s Police Department into their most volatile and psychologically demanding investigation to date. Detective Charlie Hudson (John Reardon) and his extraordinary, sharp-sensed K9 partner, Rex, return to the streets, but the crimes they face are no longer random. They are up against a sophisticated shadow organization known only as “The Architect,” a group that is systematically dismantling the justice system from within, targeting judges, attorneys, and officers.
Dr. Sarah Truong (Mayko Nguyen) takes a definitive center stage this season, forced to step out of the safety of the forensics lab and directly into the line of fire. When the organization begins using complex biological agents and forensic countermeasures to cover their tracks, Sarah becomes a field operative by necessity. No longer just analyzing evidence after the fact, she becomes an active player in a deadly game of cat and mouse, proving that her intellect and scientific prowess are weapons just as dangerous—and essential—as Charlie’s gun or Rex’s teeth.
The pressure mounts for Tech Specialist Jesse Mills (Justin Kelly), who faces a relentless cyber-siege. The enemy isn’t just hiding; they are attacking the city’s infrastructure. Jesse finds his skills pushed to the absolute breaking point as he battles to prevent a total city-wide blackout that would leave St. John’s vulnerable to chaos. Meanwhile, Superintendent Donovan (Kevin Hanchard) fights a war on two fronts: coordinating the response to the external terror while hunting for a mole within the department, as internal secrets and betrayals threaten to tear the Major Crimes unit apart.
With significantly higher stakes, explosive action sequences, and deep emotional twists, Season 9 demonstrates that in a world increasingly dominated by high-tech crime and artificial intelligence, primal instinct remains the ultimate weapon. Rex is faster, smarter, and fiercer than ever—evolving from a partner into a guardian angel who is ready to protect Charlie and the team at any cost.