John is a disgraced police detective relegated to boring assignments in the Crimes Against Persons unit. His career and personal life spiraled downward after the closure of the Crissy Mellin case three years prior, leading to an alcohol addiction and a difficult divorce. He lives a solitary, cautious life in a small house on the bayou and wrestles with his conscience regarding his department's handling of past investigations.

Beth is a driven television journalist and producer for the popular true-crime show Crisis Point. Operating out of New York City but originally from Louisiana, she is highly principled and dedicated to uncovering the truth behind cold cases. She carries emotional scars from the tragic deaths of her parents and sister. She channels this grief into a rigorous work ethic and a desire to bring accurate closure to victims.

Tom is the ambitious head of the Crimes Against Persons unit and John Bowie's superior. He views the police department as a vehicle for his own career advancement. He is deeply hostile toward any dissent within his ranks, actively assigning John demeaning tasks and demanding strict obedience from his subordinates to protect the department's public image.

Dr. Wallace is a college professor specializing in the occult and mythology. He lives a standard family life with a wife and son. Beth contacts him to gain insight into the goddess Luna, numerology, and the potential ritualistic significance of blood moons in relation to cold cases.

Mitch is an undercover agent for the Drug Enforcement Administration (DEA) and John's former detective partner. With his wife pregnant, he contemplates leaving the intense world of law enforcement to focus on his family. He remains fiercely loyal to John and offers him off-the-grid assistance.

Nicknamed "the ogre," Frank is a loyal detective under Tom Barker's command. He serves as Barker's muscle and handles discreet, off-the-books tasks to intimidate those who question the department's official narratives. He is physically imposing and fiercely protective of his own position within the police force.

Max is the veteran executive producer of Crisis Point and Beth's trusted mentor. He faces a forced retirement due to health issues following a heart attack, and he wants his final episodes to secure a strong legacy. He acts as a father figure to Beth and teaches her the practicalities of producing true-crime television.

Crissy is a young woman with red-blonde hair who disappeared during a rainy blood moon in November 2022 after walking to a convenience store for milk. The official closure of her case, despite her body never being found, creates the central friction between John Bowie and his superiors.

Carla is Crissy Mellin's grieving mother. She remains deeply angry and distrustful of the police department and the media. She feels that the investigation into her daughter's disappearance was grossly mishandled and turned into a spectacle.

Billy was the socially awkward but harmless next-door neighbor to the Mellin family. He was the last person to see Crissy walking to the store before her disappearance. The police secured a written confession from him following an intense interrogation, a detail his family and neighbors firmly contest due to his undiagnosed dyslexia.

Molly is John Bowie's teenage daughter. Following her parents' contentious divorce, a judge placed her in her mother's custody, an arrangement she deeply dislikes. She has a history of running away to escape her mother's house and leans heavily on her father for emotional support.

Winston is the incoming executive producer replacing Max Longren at the network. He focuses primarily on ratings, corporate optics, and maintaining control over his staff. He views Beth's independent investigation as a direct threat to the show's scheduled programming.

Larissa is a sixteen-year-old girl from Galveston, Texas, who disappeared while out on a boat. Her case bears striking similarities to Crissy's disappearance, specifically because she vanished on the night of a blood moon, leading Beth to investigate a larger pattern.

Isabel is a deputy in the police department who originally discovered Billy Oliver's body. She is deeply afraid of departmental retaliation and initially refuses to speak with John about the irregularities surrounding Billy's time in custody.

Detective Morris is an investigator overseeing the Larissa Whitmore case in Texas. Unlike John's immediate superiors, she is open to collaborating and sharing information regarding the potential connection to lunar events.

Roslyn is John's ex-wife and Molly's mother. She holds full custody of their daughter and maintains a highly contentious relationship with John, frequently clashing with him over Molly's rebellious behavior and disappearances.

Gracie was the loving grandmother of Billy Oliver. She vehemently tried to inform the police about Billy's severe dyslexia to prove he could not have written a confession, but her pleas were ignored by the department.

Mutt is John Bowie's loyal pet dog who lives with him at his secluded property on the bayou. He possesses strong instincts and alerts John to the presence of intruders.