 | Paul Gross als Michael Dunne |
 | Caroline Dhavernas als Sarah Mann |
 | Joe Dinicol als David Mann |
 | Meredith Bailey als Cassie Walker |
 | Adam J. Harrington als Colonel Ormand |
 | Gil Bellows als Royster |
 | James Kot als Skinner |
| Jesse Frechette als Peters |
 | Robert Nogier als Mr Harper |
 | David LeReaney als Colonel McAndrew |
 | Jayson Therrien als MP |
 | Michael Greyeyes als Highway |
 | Landon Liboiron als German Soldier |
| Hugh Probyn als Carmichael |
| Jim Mezon als Dobson-Hughes |
| Brian Dooley als McKinnon |
| Patricia Benedict als Nursing Matron |
| Francis Damberger als Mayor Costello |
| Rainer Kahl als German Gunner |
| David Ley als Dr. Walker |
 | Judith Buchan als Mrs. Costello |
 | David Brown als Dr. Bernard |
| Chad Nobert als Doctor #2 |
| Lois Holley als Older Woman |
| Stafford Lawrence als Older Man |
 | Marty Antonini als Johnny |
 | James Defelice als Morton |
| Sean Anthony Olsen als Lt. Maxwell |
 | Ryan Cowie als Horne |
 | Alex Arsenault als Cahill |
 | Justin Michael Carriere als Godin |
 | Tom Carey als Witchell |
 | Chris Ippolito als Miles |
 | Brett Manyluk als Johnson |
| Don Bland als RSM Watchman |
 | Brian Jensen als Major Bingham |
| Christopher Myles als Blind Soldier |
| David LeReaney als Dr. McAndrew |
| Jeffrey Watson als Wounded Soldier |
 | David Haysom als Gunner Officer |
| Stephen Warner als Soldier #3 |
 | Jason Cermak als Lewis Gunner |
 | Joseph Allan Sutherland als Rifleman |
| Ross Crockett als German Sergeant |
| C. Adam Leigh als Stretcher Bearer |
| Teresa Hung als Land Lady |
| Mandy Stobo als Widow |
| R.D. Hallett als Senator Lougheed |
| Janice Blackie-Goodine | Set Decoration |
| Wendy Partridge | Costume Design |
| Niv Fichman | Producer |
| Carol Spier | Production Design |
| David Wharnsby | Editor |
| Andy Malcolm | Foley Artist |
| Jan A.P. Kaczmarek | Original Music Composer |
| Danny Nowak | Second Unit Director of Photography |
| Dmitry Vinnik | Visual Effects |
| Greg Chown | Storyboard Artist |
| Paul Gross | Director |
| Paul Gross | Producer |
| Paul Gross | Writer |
| Roderick Deogrades | Sound Effects Editor |
| Gregory Middleton | Director of Photography |
| Jane Tattersall | Supervising Sound Editor |
| Austin Wong | Associate Producer |
| Alex Pauk | Conductor |
| Steve Foster | Sound Re-Recording Mixer |
| Francis Damberger | Producer |
| Francis Damberger | Second Unit Director |
| Thom J. Pretak | Line Producer |
| Austin Basile | Digital Compositor |
| Cynthia Amsden | Unit Publicist |
| Frank Siracusa | Producer |
| Linda Rogers-Ambury | Production Manager |
| Julie Lawrence | Associate Producer |
| Rhonda Fisekci | Casting |
| Lou Solakofski | Sound Re-Recording Mixer |
| Kevin Banks | Music Editor |
| Christopher Kennedy | Music Editor |
| Grizz Salzl | Assistant Camera |
| James Paradis | Special Effects Coordinator |
| Gail Kennedy | Makeup Department Head |
| Dean Goodine | Property Master |
| Kimberley Zaharko | Assistant Art Director |
| Barry Gilmore | Dialogue Editor |
| Christopher Elke | Visual Effects Producer |
| Ralph Maiers | Visual Effects Supervisor |
| Kirk Jarrett | Stunt Coordinator |
| Dale H. Jahraus | Camera Operator |
| Chris Large | Still Photographer |
| Erik Nordby | Digital Effects Supervisor |
| Chris Harrison-Glimsdale | Key Hair Stylist |
| Janina Barrett | Associate Producer |
| Heather Moore | Costume Set Supervisor |
| Jordy Wihak | Assistant Property Master |
| Peter Horn | Location Manager |
| Pete Dionne | 3D Supervisor |
| Peter Wilke | Camera Operator |
| Frank Biasi | Digital Intermediate Editor |
| Rochelle Pomerleau | Assistant Makeup Artist |
| Penny McDonald | Associate Producer |
| Brent Planiden | ADR Recordist |
| Ryan Kuba | Visual Effects Coordinator |
| Cameron Chapman | Assistant Production Coordinator |
| Sharon Toohey | Assistant Makeup Artist |
| Garrell Clark | Sound Mixer |
| Clayton Richard-Long | Second Assistant Camera |
| Mike Kolafa | Gaffer |
| Maurice Routly | Special Effects Assistant |
| Tim Milligan | Dolly Grip |
| Joanne Preece | Assistant Makeup Artist |
| Luke Towers | Camera Trainee |
| Amber Humphries | Assistant Set Decoration |
| Amanda Paller | Special Effects Technician |
| Colleen Bryant | Tailor |
| Brian Sepanzyk | Set Production Assistant |
| Jacey Mah | Production Assistant |
| Larry Portmann | Focus Puller |
| Rob Gyorgy | Digital Intermediate Editor |
| Robin Lindala | First Assistant "A" Camera |
| Jack Heeren | Foley Mixer |
| Dan Brittain | Digital Compositor |
| John Fukushima | Compositing Supervisor |
| Vicki Silva | Digital Compositor |
| Chris Van Dyck | Digital Compositor |
| Curtis Cripps | Extras Casting Assistant |
| Tom Johnson | Paint Coordinator |
| Grant McPhee | Transportation Coordinator |
| Tracy Murray | Costumer |
| Tong Zhou | CG Artist |
| Kelly Wills | Props |
| Andrew Thom | Generator Operator |
| Joshua Whitford | Lighting Technician |
| Michael Stewart | Digital Compositor |
| Matt Yeoman | Digital Compositor |
| Derek Wolfe | Visual Effects |
| Jeremy Price | Visual Effects |
| Caroline Delaney | Costumer |
| Emily O'Banion | Set Medic |
| Andrew Campbell | Production Assistant |
| Angela McIntosh | Assistant Makeup Artist |
| Jeanette Stawiarski | Hairstylist |
| Sean McGee | Assistant Property Master |
| Corinna Johnston | Painter |
| Jason Webster | Painter |
| Candice Husum | Set Dresser |
| Megz Reynolds | Set Dresser |
| Noel Wright | Compositor |
| Patrick Thompson | Digital Compositor |
| Romain Bayle | Matte Painter |
| Alison J. Stewart | Best Boy Grip |
| Marcel Wassink | Electrician |
| Rhett Miller | Grip |
| Matt Eakin | Lighting Technician |
| Jordan Easton | Lighting Technician |
| Rob Turko | Lighting Technician |
| Christa Holten | Second Assistant Camera |
| Marcy Dichter | Extras Casting |
| Greg Cox | Extras Casting Assistant |
| Nancy Jones | Costume Set Supervisor |
| Christine Yanish | Costumer |
| Marek Szpakiewicz | Musician |
| Eva MacGregor | Assistant Accountant |
| Chantal Teasdale | Craft Service |
| Gilles Levesque | Pilot |
| John Lacroix | Production Accountant |
| David B. Guthrie | Production Assistant |
