Alfred Molina
Chief Inspector Armand Gamache (8 eps)
Rossif Sutherland
Jean-Guy Beauvoir (8 eps)
Elle-Máijá Tailfeathers
Isabelle Lacoste (8 eps)
Sarah Booth
Yvette Nichol (8 eps)
Anna Tierney
Clara Morrow (8 eps)
Julian Bailey
Peter Morrow (8 eps)
Marie-France Lambert
Reine-Marie (7 eps)
Tantoo Cardinal
Bea Mayer (6 eps)
Clare Coulter
Ruth Zardo (6 eps)
Frédéric-Antoine Guimond
Olivier Brulé (6 eps)
Pierre Simpson
Gabri Dubeau (6 eps)
Tamara Brown
Myrna Landers (6 eps)
Frank Schorpion
Pierre Arnot (6 eps)
Georgina Lightning
Arisawe Two-Rivers (6 eps)
Isabel Deroy-Olson
Kara Two-Rivers (6 eps)
Rylie Abakan Simon
Pearl (6 eps)
Anna Lambe
Blue Two-Rivers (6 eps)
Gryffin Hanvelt
Young Gamache (6 eps)
Crystle Lightning
Missy Two-Rivers (5 eps)
Marie-Josée Bélanger
Gamache's Mother (5 eps)
Marcel Jeannin
Superintendent Francoeur (4 eps)
Max Laferriere
Mike Blake (4 eps)
Patricia Summersett
Angela Blake (4 eps)
Ali Hand
Sophie (4 eps)
Colton Clause
Kevin Kis (4 eps)
Joe Cobden
Hayden Smith (3 eps)
Daniel Murphy
Marc Fortier (3 eps)
Joshua Odjick
Tommy Kis (3 eps)
Vincent Leclerc
Maurice Tradeau (3 eps)
Robert Moloney
Richard Lyon (2 eps)
Jill Frappier
Emilie Longpré (2 eps)
Simone-Elise Girard
CC de Poitiers (2 eps)
Roberta Battaglia
Crie (2 eps)
Iannicko N'Doua
Saul Petrov (2 eps)
Jessica Lee
Drunk Kid #1 (2 eps)
Madelyn Keys
Drunk Kid #2 (2 eps)
Liam Condon
Drunk Kid #3 (as Liam Pryce Condo) (2 eps)
Emmet Graham
Drunk Kid #4 (2 eps)
Simone Dumoulin
Sophie’s Piano Double (2 eps)
Laurence Leboeuf
Julia Morrow (2 eps)
Elizabeth Neale
Mariana Morrow (2 eps)
Rosemary Dunsmore
Irene Morrow (2 eps)
Mylène Dinh-Robic
Sandra Morrow (2 eps)
Brett Donahue
Thomas Morrow (2 eps)
Yanna McIntosh
Estelle (2 eps)
Acacia Hanvelt
Bean (2 eps)
Jack Molloy Legault
Young Thomas Morrow (2 eps)
Stuart Hughes
Charles Morrow (2 eps)
Harriette Legault
Young Julia Morrow (2 eps)
Viggo Hanvelt
Young Peter Morrow (2 eps)
Manny Benda
Young Maurice (2 eps)
Willow Astbury
Young Mariana Morrow (2 eps)
Jonel Beauvais
Indigenous Woman at Protest (1 eps)
Kathleen Fee
Kaye Thompson (1 eps)
Jérémie Earp
SQ Police Officer (uncredited) (1 eps)
Lucy Van Oldenbarneveld
Reporter (1 eps)
Ginette Beaumont
Elderly Homeless Woman (1 eps)
Michael Douglas Cake
Smoking Janitor (1 eps)
Thierry Yatma-Beye
Piano Student (1 eps)
Tehahsitaieronni Deer
Matthew / Niyaaniipuu (as Tehahsitaieronni Thomas Deer) (1 eps)
Dreyden David
Mohawk Boy #1 (1 eps)
Rawennawanen Keese Olivier Swamp
Mohawk Boy #2 (1 eps)
Violet Sutherland
Young Bea (1 eps)
Arthur Holden
The Caretaker (1 eps)
Deena Aziz
Kathleen Baker (1 eps)
Katsitsionni Fox
Mohawk Singer #1 (as Katsitsionni 'Melissa' Fox) (1 eps)
Theresa Fox
Mohawk Singer #2 (1 eps)
Bryan Morneau
SQ Officer (1 eps)
Alexandre Ricard
Elliot (1 eps)
Bobby Daniels
Mr. Maynard (1 eps)
Elysia Bryan-Barnes
Reporter (1 eps)
Iehwatsirahni:Ra'ts Gilbert
Mathilde Lacoste (1 eps)
Shareena Jebb
Lili Lacoste (1 eps)
Jean Bernard
SQ Officer (1 eps)
Kathryn Kirkpatrick
Gas Station Owner (1 eps)
Katherine Turnbull
SQ Officer at Cell (1 eps)
Michael Hearn
Arthur Ellis (1 eps)
Simon Pelletier
SQ Scene Guard (1 eps)
Hazgary Colin
SQ Officer Search Team #2 (1 eps)
Juliette Louie
SQ Officer Search Team #1 (1 eps)
Leisa Reid
Female SIJ Agent (1 eps)
Konwaherawi Cross
Young Indigenous Girl (1 eps)
Nicolas Paquin
Gamache’s Father (1 eps)
Chantal Desjardins
Newscaster (1 eps)
Elisabeth Etienne
SQ Officer #1 (1 eps)
Sabrina Auclair
SQ Officer #2 (1 eps)
Robert Montcalm
Chowski (1 eps)
Yue Qi
Dante (1 eps)