Adam is a devoted father and lawyer who moved to Cedarfield, New Jersey, to help build a picturesque suburban life for his family. He traded his early career as a public defender for a higher-paying job in eminent domain law, allowing his ambitious wife to dictate their upwardly mobile lifestyle. He is easy-going and deeply protective of his sons, preferring they learn good morals over intense competitiveness.

Corinne is a highly organized teacher and the treasurer for the boys' lacrosse team. She carefully orchestrated her family's move to Cedarfield, determined to reclaim the social status she lost when her father died during her childhood. She is intensely particular about maintaining her family's pristine suburban image.

Chris is a technologically savvy man who runs a small investigative group out of a cabin near Lake Charmaine. Deeply affected by learning a painful truth about his biological father at age sixteen, he views secrets as a dangerous infection that must be eradicated. He leads a team that digs into people's hidden digital footprints.

Tripp is a confident, athletic father who serves as the president of the boys' lacrosse team board. He runs his own business after previously working at a New York advertising agency. He frequently expresses how lucky the residents of Cedarfield are to be living the American dream, though he faces significant pressure to maintain this lifestyle.

Johanna is the chief of police in Beachwood, Ohio, accustomed to handling minor local disputes rather than violent crimes. She is fiercely loyal and driven by intuition, refusing to let county police brush aside her theories when someone she cares about is targeted. She takes a highly aggressive approach to interrogating suspects.

Thomas and Ryan are the adolescent sons of Adam and Corinne. Sixteen-year-old Thomas is laid-back and observant, preferring to avoid the spotlight despite his athletic talent on the high school lacrosse team. Twelve-year-old Ryan is more anxious and heavily reliant on structure and routine, feeling quickly unsettled when things do not go according to plan.

John is a former NYPD officer who was fired in disgrace and now works in private security for a Christian tech start-up. Burdened by his son's severe medical needs and the loss of his police pension, he is hyper-focused on a looming stock payout from his employer, making him intensely protective of the company's reputation.

Bob is the boisterous, arrogant head coach of the boys' lacrosse team in Cedarfield. He aggressively projects an image of wealth and masculine success, boasting about his luxury cars and beautiful wife. Underneath this performance, he quietly struggles with unemployment and fears judgment from his strict father.

Suzanne is a woman who formed an impromptu social group with Corinne during their extended lunch breaks. Struggling with feelings of neglect in her marriage and an inability to conceive naturally, she seeks attention and emotional validation from strangers in public spaces.

Michael is a retired police lieutenant colonel who spends his free time working on cold cases with other retirees. He is a fiercely stubborn homeowner engaged in a bitter legal battle against local developers who want to demolish the house he bought after serving in the Vietnam War.

Kristin is a teacher at the same school as Corinne and one of her closest friends. As a professional bodybuilder, she embodies the extreme pressure for physical perfection in Cedarfield, maintaining a highly restrictive diet and rigorous exercise regimen to prepare for upcoming physique competitions.

Heidi is a mother from Ohio who becomes entangled in a dangerous situation involving her daughter's hidden online activities. She is protective of her family's stability and fears that the revelation of shameful secrets will permanently damage the fragile relationship between her husband and their daughter.

Kimberly is a college-aged student who uses a specialized website to connect with wealthy older men to pay off her student loans. She is terrified of her strict father discovering her unconventional source of income and causing a permanent rift in their family.

Larry is the wealthy head of a Christian tech start-up and Kuntz's employer. His personal indiscretions and secret online arrangements threaten to trigger a morality clause that would ruin his company's lucrative financial contracts.

Rick is the local mayor, pushing hard for a new gentrification project. He presents a polished, progressive front but quickly drops his friendly demeanor when residents refuse to give up their homes for commercial development.

Andy is Adam's paralegal who plays in a cover band during his free time. He assists Adam with legal research and helps dig up digital information when Adam needs investigative support.

Ingrid is a woman from Austin, Texas, who works alongside Chris Taylor in his investigative group. She handles logistics like securing rental vehicles and tracking targets' movements across state lines.

Gabrielle is a divorced mother and an employee at Downing Place. She works closely with Chris Taylor's investigative group, operating out of a remote Pennsylvania cabin while trying to keep her involvement hidden from her family.

Cal is an overly intense father of one of the boys on the lacrosse team. He aggressively yells at referees during games, claiming that he does so strategically to influence calls in their favor.

Marty is Heidi's husband and Kimberly's strict father. He is known to overreact to his daughter's mistakes, prompting his family to keep secrets from him to preserve the peace in their household.

Norbert is Johanna's young partner on the local Ohio police force. He assists her by running license plates and gathering digital security footage to aid her independent investigation.

Becky is Tripp's wife and a mother of five children. She enjoys the social benefits of living in Cedarfield and remains unaware of the severe financial strain her husband hides from her.

Sally is Adam's former legal colleague. Years ago, the two worked closely on a difficult case, spending extensive time together at her house, which sparked Corinne's deep suspicions regarding their relationship.

Jimmy is a young boy whose parents are going through a difficult divorce. He is selected for the lacrosse team by Bob Baime as a favor to Jimmy's father.