• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Tony Nappo (Andre Brock), Kathleen Laskey (Frankie), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Bill Tarting (Denny Martin), Philip Williams (Jonas Haas), Michael Bomberry (Darren Vendredi)
• Written By: James Nadler
• Directed By: Milan Cheylov

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Matthew Lemche (Tyler Jessup), Brenda Bazinet (Katlin Jessup), James Purcell (Max Sutter), Peter Blais (Zoologist L.Q. Cooper)
• Featuring: Yvan Labelle (The Creature), Les Carlson (Dr. Dale Hoff), Bruce Pirrie (Sheriff Ted Olsen), Peter Windrem (Red Campbell)
• Written By: Rick Drew
• Directed By: Milan Cheylov

• Guest Stars: Andrew Tarbett (Billy Hamilton), Donna Goodhand (Lizzie Hamilton), Katheryn Long (Layla Hamilton), R.D. Reid (Sheriff Jackson), Soo Garay (Dr. Claire Davison)
• Featuring: Jody Racicot (Lem Jackson), Kaya McGregor (Dr. Lowery), Bruce McFee (George Bouton), Clinton Walker (Seth Hamilton)
• Written By: Will Dixon
• Directed By: John Bell

• Guest Stars: James Allodi (Alan Tremblay), Suki Kaiser (Ms. Whitney), Michael Ricupero (Detective Waller), Peter Blais (Zoologist L.Q. Cooper)
• Featuring: Diego Fuentes (Security Guard), David Collins (Police Detective)
• Written By: Peter Mohan
• Directed By: John Bell

• Guest Stars: Alana Brascoupe (Kaya), Dan Redican (Carl Pillar), Soo Garay (Dr. Claire Davison)
• Featuring: Tita Griffin (Sister Elizabeth), Andrew Moodie (Benny Stokes), Alli Hicks (Janice), Lura Merritt (Kaya's Mother)
• Written By: Tracey Forbes
• Directed By: Giles Walker

• Guest Stars: Marni Thompson (Grey Callwood), Lisa Ryder (Mary Callwood), Michael J. Reynolds (Edward Baines), Nicole Oliver (Lucy Westenra)
• Featuring: Kelly Fiddick (Tim Bailey), Ted Ludzik (Goth Heavy), Alexandra Stapley (Grey at 6), Chris Korda (Grey at 35), Elizabeth Walker (Grey at 60), Mif (Goth Bartender)
• Written By: John Dolin
• Directed By: Clay Borris

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Robert Ito (Victor Sang), Peter Cockett (Jonathan Tucker), David Fox (Hamilton Darwell), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Michael Burgess (Jeffrey Tompkins), Peter Langley (Security Guard)
• Written By: Rick Drew
• Directed By: Clay Borris

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: David Ferry (Trucker), Paul Boretski (Cook), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Written By: James Nadler
• Directed By: Giles Walker

• Guest Stars: Terri Hawkes (Catherine Azzopardi), Richard Fitzpatrick (Colonel Andrew MacLeod), Matthew Bennett (Captain Hastings), Jenny Levine (Private Kristin Smythe), Patrick Mavric (Corporal Del Castor), Nigel Bennett (Director of Operations Frank Elsinger)
• Written By: Deborah Nathan
• Directed By: Stephen Williams

• Guest Stars: James B. Douglas (Harrison Sheffield), Charmion King (Bridget Jamieson), Carl Marotte (Robert Sheffield), Melissa Di Marco (Katie Sheffield), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Andy Velasque (Jimmy Sheffield), Rod Wilson (Rico Armand), Alex Rutsey (Bridget at 7), Hardee T. Lineham (John Harley)
• Written By: Tony Di Franco
• Directed By: Clay Borris

• Guest Stars: Yan Feldman (Sean Ellis), A.J. Cook (Lee), Rafael Feldman (Alex Cleator)
• Featuring: Gabriel Hogan (Jarred MacKeigan), Wendy Macdonald (Dean Anna Shuter), Diana Belshaw (Mrs. Moore), Philip Edolls (Aaron Moore)
• Written By: Alex Pugsley
• Directed By: Craig Pryce

• Guest Stars: Joel Bissonette (Murphy Pomerance), Heather Bertram (Dana Praeger), Peter Blais (Zoologist L.Q. Cooper), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Ted Whittall (Brian Campbell), Laura Press (Robyn Weir), Ric Reid (Glenn Gibson), Thomas Rickert (Jay)
• Written By: Tracey Forbes
• Directed By: Craig Pryce

• Guest Stars: Tonya Lee Williams (Carole Sanderson), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Rothaford Gray (Dan Pullman), Collette Micks (Alice Ashley), Diego Matamoros (Dr. Stan McKean)
• Written By: Will Dixon
• Directed By: Stephen Williams

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Peter Kosaka (Dr. Chen), Karl Pruner (David Vancha), John Bourgeois (Lang), Soo Garay (Dr. Claire Davison), Nigel Bennett (Director of Operations Frank Elsinger)
• Featuring: Russel Yuen (Chung), Hayley Hofbauer (Zoe), Miranda Kwok (Sing), Henry Chan (Businessman)
• Written By: Damian Kindler
• Directed By: Carl Alexander Goldstein

• Guest Stars: David McIlwraith (Harold Ashe), Lindsay Collins (Sandra Miles), Ted Simonett (Mitch Galbraith)
• Featuring: Avery Saltzman (Joel), Ron Payne (Nick Tanner), Lorry Ayers (Dawn), Norma Clarke (Hotel Guest), Michael Rawley (Fischer's Ghost), Andy Rhodes (Katherine Hendricks), Toni Rowe (Nicole Hendricks)
• Written By: Rick Drew
• Directed By: John Bell

• Guest Stars: Lubomir Mykytiuk (Jonas Schulman), Soo Garay (Dr. Claire Davison), Peter Blais (Zoologist L.Q. Cooper), Susannah Hoffman (Elena Schulman), Alison Pill (Sophie Schulman), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Jason Jazrawy (Franco Berri), Katherine Ashby (Vickers), Michele Duquet (Lisa Denning), Landy Cannon (Derek Stephenson)
• Written By: James Nadler
• Directed By: E. Jane Thompson

• Guest Stars: Wayne Robson (Jesse), Karyn Dwyer (Karen Russel), Peter Blais (Zoologist L.Q. Cooper), Soo Garay (Dr. Claire Davison), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Gordon Michael Woolvett (Gary), Roland Rothchild (Tom Johnson), Gerry Mandicino (Niko Andonovski), Cameron Graham (Ben Maxwell)
• Written By: Christiane Schull
• Directed By: Ron Oliver

• Guest Stars: Peter Blais (Zoologist L.Q. Cooper), Denise Virieux (Ava), Heather Bertram (Dana Praeger), Sean Sullivan (Nathaniel Aznar), Peter Millard (Victor Masaryk), Soo Garay (Dr. Claire Davison), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Tara Rosling (Holly Morton), Gerry Salsberg (Roy Clifton)
• Written By: Sarah Dodd
• Directed By: Vincenzo Natali

• Guest Stars: Helen Hughes (Mrs. Cynthia Bruna), James Mainprize (Priest), Patrick Thomas (Henry Bruna), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Robert Benson (Martin Stossel), Phil Morrison (Attendant), Joe Botond (Gunter Hoffner), Angela Hamilton (Hooker 1), Brandi Ward (Hooker 2)
• Written By: Matt Frewer
• Directed By: Ron Oliver

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Terri Hawkes (Catherine Azzopardi), David McNally (Juan Mendoza), Ferne Downey (Jill Bradbury), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Scott Wickware (Fire Marshall Stevens), Andrew Alfsen (Joe Hempworth), Jonathan Higgins (EMT 1), Dean Gabourie (EMT 2), Ida Camevali (Carlotta Mendoza), Markus Parlio (Goateed Man)
• Written By: Will Dixon
• Directed By: John Bell

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Terry Harford (Grant MacKenzie), Peter Blais (Zoologist L.Q. Cooper), Nigel Bennett (Director of Operations Frank Elsinger)
• Featuring: Andrew Miller (Scott Benson), Marcia Laskowski (Megan Cole), Mark Cameron Fraser (Carl Simpson), Kurtys Kidd (The Yeti)
• Written By: Rick Drew
• Directed By: Will Dixon

• Starring: Michael Moriarty (Michael Kelly)
• Guest Stars: Corey Haim (Intern), Maurice Dean Wint (Dr. Curtis Rollins), Soo Garay (Dr. Claire Davison), Nigel Bennett (Director of Operations Frank Elsinger), Peter MacNeill (Security Coordinator Ray Donahue)
• Featuring: Daniel Kash (Dr. Leon Schraft), Neil Foster (Bram Page), Emerson David (Anchor), Andy Rhodes (Katherine Hendricks), Toni Rowe (Nicole Hendricks)
• Written By: James Nadler
• Directed By: John Bell