Armand Gamache serves as a chief inspector and the head of homicide for the Quebec Sûreté. He possesses a calm, professorial demeanor and relies on a deeply observant, thoughtful approach to understand the emotional lives of those around him. While vacationing at his favorite lodge, he quietly watches the strained and complex dynamics of the Finney-Morrow family.

Reine-Marie is Armand Gamache's intelligent and supportive wife. She joins him at the Manoir Bellechasse to celebrate their 30th wedding anniversary, maintaining their long-standing tradition. Familiar with Peter and Clara from the village of Three Pines, she provides a grounded, outside perspective on the tense family gathering around them.

Julia is the second eldest child of Irene and Charles Morrow. She returns to the family fold for a reunion after spending thirty years estranged from them in Vancouver. She faces intense public scrutiny because her husband, David, is currently imprisoned for running a devastating pyramid scheme, though she has publicly pledged her own money to repay his victims.

Irene serves as the matriarch of the Finney-Morrow family. She maintains a cold, distant demeanor toward her adult children, projecting an air of superiority and masking her private physical pain. She attends the family reunion with her second husband, Bert, while presiding over her anxious family members.

Peter is the third child of Irene and Charles Morrow, known affectionately by his friends in Three Pines but treated with casual cruelty by his family. He works as a painter and struggles with feelings of inadequacy as his wife's career takes off. He reluctantly attends the reunion, finding it difficult to shield himself from his siblings' barbs.

Pierre works as the maître d' at the Manoir Bellechasse, a position he has held for over two decades. He generally acts as a quiet, capable mentor to the young summer staff and runs the dining room with precision. He maintains a deep connection to the lodge and keeps a close eye on both the demanding guests and his employees.

Bert is Irene's second husband and the former best friend and business partner of her first husband, Charles Morrow. He acts as a quiet observer of the family's turbulent dynamics, often sitting alone on the dock watching birds. He holds valuable insight into the family's history and serves as a rare voice of reason.

Thomas is the eldest child of Irene and Charles Morrow. He constantly wears his late father's frayed shirts and cufflinks in a physical attempt to remain close to him. He uses abrasive behavior and snobbery to keep others at a distance, frequently initiating cruel arguments with his siblings during the reunion.

Sandra is Thomas's wife. She shares his snobbish attitude and frequently engages in verbal one-upmanship with the rest of the Morrow family. She misjudges outsiders constantly, initially assuming Armand Gamache is a mere shopkeeper rather than a prominent police inspector.

Clara is Peter's wife and a talented painter who recently achieved major professional success with an upcoming Montreal gallery show. She accompanies Peter to the reunion despite knowing his family will treat her poorly. She provides a warm, genuine contrast to the rigid and hostile Morrows.

Marianna is the youngest child of the Morrow family. Her relatives dismiss her as flighty and irresponsible, completely ignoring her immense success as a business-owning architect. She wraps herself in large shawls as a form of physical protection against the family's biting comments and actively works to antagonize her mother.

Bean is Marianna's young child, whose gender Marianna deliberately keeps secret from the family just to annoy them. Quiet but observant, Bean constantly carries a mythology book and uses it as an imaginative escape from the tense adult conflicts happening around the lodge.

Inspector Jean Guy Beauvoir is Armand Gamache's loyal second-in-command at the Sûreté. He strongly dislikes being out in nature and holds certain cultural prejudices against English-speaking Canadians. He approaches police work with a critical, sometimes abrasive eye, though he finds himself unexpectedly calmed by the presence of the lodge's chef.

Agent Isabelle Lacoste serves on Gamache's investigative Sûreté team. She possesses excellent listening and observation skills, allowing her to pick up on subtle emotional currents that others miss. She feels a deep sense of personal responsibility toward the victims she investigates.

Madame Clementine Dubois is the welcoming owner of the Manoir Bellechasse. She and her husband purchased the abandoned property decades ago and transformed it into a beautiful auberge, maintaining strict rules to ensure the grounds remain a peaceful sanctuary free from violence.

Chef Veronique runs the kitchen at the Manoir Bellechasse. She maintains a serene, comforting presence that inexplicably soothes those around her, including the police investigators. She harbors quiet romantic feelings for the maître d', which everyone except him seems to notice.

Elliot is a young, brash server working at the lodge for the summer. He frequently clashes with the older staff and actively mocks the wealthy guests behind their backs. His confrontational attitude makes him a frequent source of irritation for management in the dining room.

Colleen works as a gardener at the Manoir Bellechasse. She feels like an outsider among the summer staff and spends her time tending to the grounds, keeping a close watch on the new statues and landscaping elements around the property.

Charles is the deceased patriarch of the Morrow family. He built a massive fortune during his life but left behind a legacy of emotional distance and coldness. The family reunion coincides with the unveiling of an unusually somber statue dedicated to his memory.

Honoré is Armand Gamache's deceased father. He holds a controversial place in Canadian history due to his political actions that delayed the country's entry into World War II. His legacy casts a long shadow over Armand, creating a quiet internal conflict for the inspector that is frequently weaponized by others.

Daniel is Armand Gamache's son, currently living in Paris with his own family. He is expecting a new child and wishes to name the baby after his controversial grandfather, Honoré, creating a source of quiet tension between him and his father over the phone.

David is Julia's husband, currently serving time in a federal prison. Once a prominent and wealthy Canadian financier, he orchestrated a massive pyramid scheme that ruined countless investors, creating a sprawling financial scandal that continues to isolate his wife.