H2O

Paul Gross

as Thomas David McLaughlin

Leslie Hope

as Sgt. Leah Collins

Guy Nadon

as Marc Lavigne

Martha Henry

as Julia McLaughlin

Callum Keith Rennie

as Don Pritchard / Lt. Daniel Holt

Michael Murphy

as U.S. Ambassador Conrad

Tommie-Amber Pirie

as Sally

Tantoo Cardinal

as Grand Chief Katie Blackfire

Karen Robinson

as Willy

Dean McDermott

as Clark

Barry Flatman

as Cam Ritchie

Louise Portal

as Marie Lavigne

Philip Akin

as U.S. President Monroe

Peter MacNeill

as Police Chief

Jeff Pustil

as Deever

Diego Matamoros

as Doug McKay

Jeff Seymour

as Nate Morgan

Nancy Palk

as Deirdre Milnes

Allan Hawco

as Christy Berger

Jeff Clarke

as Jim, McLaughlin's aide

Kedar Brown

as McLaughlin's aide

David Boutin

as Det. Michel Duguay

Yves Jacques

as Québec Premier Marcel Coté

Gordon Pinsent

as Michael Cameron

Kenneth Welsh

as Randall Spear

Pierre Brault

as Chief Inspector Simonds