Guest Stars Sarah Booth as Yvette Nichol Julian Bailey as Peter Morrow Anna Tierney as Clara Morrow Marie-France Lambert as Reine-Marie Tantoo Cardinal as Bea Mayer Anna Lambe as Blue Two-Rivers Georgina Lightning as Arisawe Two-Rivers Clare Coulter as Ruth Zardo Tamara Brown as Myrna Landers Gryffin Hanvelt as Young Gamache Rylie Abakan Simon as Pearl Isabel Deroy-Olson as Kara Two-Rivers Frédéric-Antoine Guimond as Olivier Brulé Frank Schorpion as Pierre Arnot Pierre Simpson as Gabri Dubeau Crystle Lightning as Missy Two-Rivers Marie-Josée Bélanger as Gamache's Mother Max Laferrière as Mike Blake Colton Clause as Kevin Kis Patricia Summersett as Angela Blake Leisa Reid as Female SIJ Agent Michael Hearn as Arthur Ellis Hazgary Colin as SQ Officer Search Team #2 Simon Pelletier as SQ Scene Guard Juliette Louie as SQ Officer Search Team #1 Konwaherawi Cross as Young Indigenous Girl Yue Qi as Dante
