Jack is a wealthy, retired LAPD homicide lieutenant living in self-imposed exile in Norway Valley. He struggles to suppress memories of his childhood journey through a parallel dimension called the Territories. When a series of child murders rocks the nearby town of French Landing, his exceptional investigative instincts and connection to the supernatural pull him into the case.

Charles is an elderly resident at the Maxton Elder Care Facility who appears to suffer from Alzheimer's disease. His periods of apparent dementia mask a cruel, calculating intelligence and a long history of violence. He operates under the influence of supernatural forces, harboring dangerous secrets that connect him to the recent disappearances in French Landing.

Judy is a mother living in French Landing who experiences a severe psychological breakdown following the disappearance of her son, Tyler. Her apparent mental illness is actually a psychic connection to a parallel world, causing her to reference dark entities and distant realms. She is confined to a psychiatric ward, where her understanding of the supernatural crisis grows.

Henry is a blind, highly intelligent disc jockey and Jack Sawyer's closest confidant. He uses his exceptional hearing and auditory memory to manage multiple popular radio personas, including George Rathbun and the Wisconsin Rat. His sharp perception allows him to recognize details that sighted people miss, making him a critical asset to Jack's investigation.

Dale is the Chief of Police in French Landing, struggling to manage a terrifying string of local murders. He faces intense public pressure, criticism from the local media, and interference from state police detectives. He highly respects Jack Sawyer's investigative abilities and repeatedly attempts to draw the retired detective into the case.

Mr. Munshun is a supernatural entity serving a dark overlord known as the Crimson King. He operates through mortal agents to abduct children with psychic abilities, intending to use them as slaves to weaken the structure of reality.

Beezer is the grieving father of a murder victim and the leader of the Thunder Five, a group of educated, Harley-riding brewery workers. His intimidating appearance conceals deep sorrow and a determination to hunt down the person responsible for his daughter's death. He eventually offers his group's assistance to Jack Sawyer's unofficial investigation.

Fred is a farm-equipment salesman struggling to hold his family together. Following his son's disappearance, he must balance his desperation to find the boy with his need to care for his institutionalized wife. He places his trust in Jack Sawyer, hoping the former detective can bring his son home.

Tyler is a ten-year-old boy whose abduction accelerates the crisis in French Landing. He possesses latent, extraordinary psychic abilities that make him a valuable target for otherworldly forces. Despite being terrified and held captive in horrific conditions, he demonstrates remarkable physical and mental resilience.

Wendell is an ambitious reporter for the La Riviere Herald who seeks to build his career on the tragedy in French Landing. He creates panic by christening the killer "the Fisherman" and constantly interferes with police operations to secure photographs and exclusive information. His actions prioritize personal glory over public safety.

Speedy is Jack Sawyer's former mentor who guided him during a childhood quest. He exists in the parallel dimension of the Territories as a lawman named Parkus. He attempts to contact Jack through cryptic signs and dreams, urging the retired detective to reclaim his suppressed memories and abilities.

Sophie is the Queen of the Territories and the otherworldly double, or "Twinner," of Judy Marshall. She uses a deep psychic connection to communicate with Judy across the boundary between worlds, attempting to warn her of impending danger.

Chipper is the corrupt director of the Maxton Elder Care Facility. He views the elderly residents with contempt and actively steals their money to fund his personal vices. His negligence creates an environment where dangerous individuals can operate without oversight.

Doc is a member of the Thunder Five motorcycle club who frequently assists Beezer St. Pierre. He serves as the group's medical voice of reason, participating directly in the dangerous search for the missing children.

Mouse is a member of the Thunder Five who holds crucial information about a hidden, supernatural location. His previous accidental encounter with a dark house in the woods leaves him physically and mentally scarred.

George is a reclusive tenant at the Nelson Hotel who is framed for the local murders. A man with a dark past in Chicago, he is targeted by a former rival seeking to deflect police attention.

Tansy is a deeply traumatized mother who falls under the influence of a supernatural crow named Gorg. In her grief, she incites a mob against an innocent man, showing how otherworldly forces manipulate human sorrow.

Arnold is a mild-mannered police officer on the French Landing force. His inability to keep confidential information secret leads to a chaotic breach of a crime scene, complicating the investigation.

Gorg is a supernatural crow serving as a messenger and lure for dark forces. It mimics human speech to trick children and manipulate grieving townspeople, acting as an extension of the primary antagonists.

Rebecca is Chipper Maxton's secretary and romantic partner. She assists him in his financial schemes but begins to harbor genuine concerns about the strange behavior of the facility's residents.

Wanda is the vengeful wife of a murderer whom Jack Sawyer previously helped convict in California. She holds Jack personally responsible for her husband's imprisonment and harbors a deep, violent grudge.

Ebbie is an older, domineering friend of Tyler Marshall. When Tyler goes missing, Ebbie concocts a lie to protect himself from blame, hindering the early stages of the police search.

T.J. is one of Tyler's friends who discovers the initial evidence of his abduction. Though intimidated into silence by Ebbie, he eventually provides crucial details to Jack Sawyer regarding the morning Tyler vanished.