David James Elliot (Harmon "Harm" Rabb Jr): Alain Zouvi
Catherine Bell (Sarah "Mac" MacKenzie): Aline Pinsonneault
Patrick Labyorteaux (Budrick "Bud" Roberts Jr.): François L'Écuyer
Karri Turner (Harriet Simms): Linda Roy
Scott Lawrence (Peter Ulysses "Sturgis" Turner): Éric Gaudry
Zoe McLellan (Jennifer "Jen" Coates): Christine Bellier
John M. Jackson (Amiral A.J. Chegwidden): Marc Bellier
David Andrews (Major Gen. Gordon "Biff" Cresswell): Mario Desmarais
Steven Culp (Agent spécial Clayton Webb): Sébastien Dhavernas
Michael Bellisario (Michael "Mikey" Roberts): Antoine Durand
Jeff MacKay (Budrick J "Big Bud" Roberts Sr.): Bernard Fortin