The youngest Devlin sibling and the self-described black sheep of the family. TJ works as an investigator at Devlin & Devlin, the family law firm. He is a recovering alcoholic who spent time in prison following a severe lapse in judgment. He drives a Maserati and feels like an outsider among his polished relatives, constantly seeking his father's withheld approval.

The eldest Devlin sibling and a highly successful lawyer at Devlin & Devlin. John is widely considered the "Good Son" who can do no wrong in his parents' eyes, and he is being groomed to eventually take over the family firm. Despite his pristine reputation and polished exterior, he harbors serious flaws and relies heavily on his family's protective instincts to shield him from consequences.

The patriarch of the Devlin family and a prominent Philadelphia lawyer who founded Devlin & Devlin. Paul values his social status and business success above almost everything else. He holds rigid views of his children, viewing John as his perfect successor and dismissing TJ as a constant disappointment.

The Devlin matriarch and a skilled family law attorney at the firm. She quietly manages the family dynamics behind the scenes while letting her husband act as the figurehead. She is highly intelligent and relies on the writings of Dante Alighieri for wisdom. She holds a deep, nurturing affection for TJ despite his past mistakes.

The middle Devlin child and a lawyer at the family firm. She frequently takes on pro bono cases, which earns her mild disparagement from her father and older brother. Currently, she is building a lawsuit against entities involved in historical medical experimentation at Holmesburg Prison. She acts as the family conscience and possesses a strict moral compass.

An accountant working for Runstan, a company going through a major acquisition. John confronts him regarding suspected financial irregularities. He is a private man who lives alone with his diabetic cat, and his sudden disappearance sets the central investigation in motion.

Neil Lemaire's ginger cat. Mango is diabetic and requires regular insulin injections, making the pet highly dependent on a reliable caretaker following Neil's disappearance.

TJ's sponsor in his recovery program. He provides a steady, non-judgmental voice of reason, encouraging TJ to engage with life rather than retreating from it when challenges arise.

The owner of Runstan and a long-time client of Devlin & Devlin. His company is in the process of being acquired, making him highly motivated to avoid any negative publicity or financial scandals.

TJ's ex-girlfriend. Their relationship ended abruptly and painfully after TJ made a terrible, alcohol-fueled mistake involving her young daughter. She remains a significant emotional anchor in TJ's mind.

Carrie's young daughter. Her safety was severely compromised by TJ's past addiction, serving as the primary catalyst for his ongoing sobriety journey.

Patrick's niece and a fellow Penn State attendee. She represents a potential fresh start and a rare romantic prospect for TJ as he tries to build a normal, sober life.

TJ's friend and professional connection in the seized car business. He tries to help TJ in his personal life by setting him up with his niece.

John's wife and the mother of their son, Connor. She maintains public appearances for the sake of the Devlin family image but harbors private marital struggles.

The young son of John and Nancy Devlin, representing the next generation of the family.

Gabby's husband. He provides a steady, supportive presence for Gabby and extends genuine kindness to TJ despite his complicated reputation within the family.

The bookkeeper at Runstan who worked closely with Neil Lemaire. She provides TJ with important context about Neil's habits and expresses deep concern for his abandoned cat, facilitating TJ's adoption of the pet.

One of the plaintiffs in Gabby's pro bono lawsuit. He is a survivor of medical experiments conducted at Holmesburg Prison and seeks legal recourse for the resulting harm to his health.

A plaintiff in Gabby's lawsuit who is suffering from cancer resulting from his time awaiting trial at Holmesburg Prison. He holds a cynical view of the legal system's ability to hold wealthy people accountable.

A mysterious man tracking TJ's movements across the city. His aggressive surveillance raises the stakes of TJ's informal investigation and prompts TJ to dig deeper into corporate secrets.

Neil Lemaire's on-and-off boyfriend. He provides TJ with critical information about Neil's state of mind and the maroon Volvo Neil was driving on the night he disappeared.