- Chris Kramer
- Â Morgan Pym 40 episodes, 2004-2006
- Aidan Drummond
- Â Gabriel Slate 37 episodes, 2004-2006
- Sonya Salomaa
- Â Maya Kandinski 26 episodes, 2005-2006
- Ellen Dubin
- Â Jeri Slate 24 episodes, 2004-2006
- Colin Cunningham
- Â Narrator / ... 23 episodes, 2004-2006
- Christine Chatelain
- Â Taylor Slate 22 episodes, 2005-2006
- Ona Grauer
- Â Katrina 17 episodes, 2004-2006
- Carly Pope
- Â Maya Kandinski 17 episodes, 2004-2006
- Andrew Jackson
- Â Danny Hullstrom 6 episodes, 2004-2006
- Adrian Hough
- Â The Abbey / ... 5 episodes, 2004-2005
- Angela Moore
- Â Tracey / ... 5 episodes, 2004-2006
- Jesse Moss
- Â Ty Kandinski 4 episodes, 2005-2006
- Ingrid Libera
- Â Little Maya 3 episodes, 2004-2006
- Darrin Maharaj
- Â CityTV Anchor / ... 3 episodes, 2004-2005
- Rick Tae
- Â Sam / ... 3 episodes, 2004
- Adrian Holmes
- Â Core D / ... 2 episodes, 2004-2006
- Mackenzie Gray
- Â The Devil / ... 2 episodes, 2004-2005
- Christian Bocher
- Â Stuart Sanderson 2 episodes, 2004-2006
- Michael Kopsa
- Â Arthur Kandinski 2 episodes, 2004
- Campbell Lane
- Â Russ Tollin / ... 2 episodes, 2004-2006
- Jodelle Ferland
- Â Little Girl / ... 2 episodes, 2004
- Michael J Rogers
- Â Hank 2 episodes, 2005-2006
- Johannah Newmarch
- Â Gillian 2 episodes, 2005-2006
- Karen Holness
- Â Alicia / ... 2 episodes, 2005-2006
- Meghan Ory
- Â Cora / ... 2 episodes, 2004-2005
- Aaron Grain
- Â Adam / ... 2 episodes, 2004-2006
- Adrian Glynn McMorran
- Â Lucas / ... 2 episodes, 2004-2006
- Teryl Rothery
- Â Laura McKinney 1 episode, 2004
- Gabrielle Miller
- Â Alicia Keller 1 episode, 2004
- Alexz Johnson
- Â Isabelle Van Sant 1 episode, 2004
- Rob LaBelle
- Â Barrett Gimbel 1 episode, 2004
- Barclay Hope
- Â Carter Baines 1 episode, 2004
- Tom McBeath
- Â Harvey Fenderman 1 episode, 2004
- Emily Holmes
- Â Sophia Marteau 1 episode, 2004
- Winston Rekert
- Â Otis Hardwicke 1 episode, 2004
- Shawn Macdonald
- Â Edwin Yancy 1 episode, 2004
- Angelika Libera
- Â Nanci Schellenberg / ... 1 episode, 2004
- P.J. Johal
- Â Ahneel Subramami 1 episode, 2004
- Sherry Miller
- Â Rita Carlton 1 episode, 2005
- Keegan Connor Tracy
- Â Tour Guide Julia Mars 1 episode, 2005
- Jason Gray-Stanford
- Â Larry Emmerich 1 episode, 2005
- Helene Joy
- Â Constance 1 episode, 2005
- Sebastian Spence
- Â Dr. Burruss / ... 1 episode, 2005
- Garwin Sanford
- Â John Conrad 1 episode, 2005
- Chad Willett
- Â Terry 1 episode, 2005
- Thea Gill
- Â Caroline Beaumont 1 episode, 2005
- Ben Immanuel
- Â Steve Green 1 episode, 2005
- Neil Maffin
- Â Bruce Harriman 1 episode, 2005
- Diana Pavlovská
- Â Rebecca Friedman 1 episode, 2005
- Stefany Mathias
- Â Helen 1 episode, 2005
- Brendan Fletcher
- Â Pizza Delivery Guy / ... 1 episode, 2004
- Rob Stewart
- Â Russell McKinney 1 episode, 2004
- Anne Marie DeLuise
- Â Helen Baines 1 episode, 2004
- Blu Mankuma
- Â Cabbie / ... 1 episode, 2004
- Deanna Milligan
- Â Taren 1 episode, 2004
- Bill Mondy
- Â The Devil / ... 1 episode, 2004
- Andrew Johnston
- Â Detective 1 episode, 2004
- Mig Macario
- Â Escobar 1 episode, 2004
- Andy Maton
- Â Roy Leclair 1 episode, 2004
- Kevin Durand
- Â The Devil / ... 1 episode, 2005
- Graham Greene
- Â George 1 episode, 2005
- Sarah-Jane Redmond
- Â Judy 1 episode, 2005
- A.C. Peterson
-  Johannes Müller 1 episode, 2005
- Cameron Bancroft
- Â Terry Handsworth 1 episode, 2005
- Nicole Oliver
- Â Amy Ralston 1 episode, 2005
- Brent Stait
- Â Kommodant Ziereis 1 episode, 2005
- Megan Leitch
- Â Theo Maspeaky 1 episode, 2005
- Ken Pogue
- Â The Devil / ... 1 episode, 2005
- Haley Beauchamp
- Â Cindy / ... 1 episode, 2005
- Tricia Helfer
- Â Janis Eisner 1 episode, 2006
- Christopher Heyerdahl
- Â Jan van der Heyden 1 episode, 2006
- Ryan Robbins
- Â Freddie Grimshaw 1 episode, 2006
- Ian Tracey
- Â Timothy Albert 1 episode, 2006
- Tom Butler
- Â Warren Park 1 episode, 2006
- Timothy Webber
- Â Henry Tollin 1 episode, 2006
- Kevin McNulty
- Â Father Derek Martin 1 episode, 2006
- Peter Wingfield
- Â Maurice Jeanrichard 1 episode, 2006
- Daniella Evangelista
- Â Ashley Merrin 1 episode, 2006
- Alex Zahara
- Â Maxwell Gunn 1 episode, 2006
- Joely Collins
- Â Kandyse Crown 1 episode, 2006
- Paula Rivera
- Â Gloria 1 episode, 2006
- Malcolm Stewart
- Â Martin Van Sant 1 episode, 2004
- Alex Diakun
- Â Visconte 1 episode, 2004
- Joe MacLeod
- Â Busker / ... 1 episode, 2004
- Betty Phillips
- Â Ruth 1 episode, 2004
- Grace Fatkin
- Â Old Chinese Lady / ... 1 episode, 2004
- Laura Ainley
- Â Mom / ... 1 episode, 2004
- Robert Wisden
- Â Inspector Abberline 1 episode, 2005
- Sean Rogerson
- Â Brian Mars 1 episode, 2005
- Alf Humphreys
- Â Doktor Vetter / ... 1 episode, 2005
- Belinda Metz
- Â Brenda Conrad / ... 1 episode, 2005
- Donnelly Rhodes
- Â Gordon Speckner 1 episode, 2006
- Alisen Richmond-Peck
- Â Female Russian Spy / ... 1 episode, 2006
- Richard Side
- Â Pollster / ... 1 episode, 2006
- Duncan Fraser
- Â Dutch Traveller / ... 1 episode, 2006
- Dhirendra
- Â Grocer / ... 1 episode, 2006
- Scott Heindl
- Â Father Neil Ennison 1 episode, 2006
- Robert Kaiser
- Â The Devil / ... 1 episode, 2006
- A.J. Buckley
- Â Bill Diggs / ... 1 episode, 2004
- Shaun Johnston
- Â Bill Carter 1 episode, 2004
- Laura Soltis
- Â Lena Borden 1 episode, 2004
- Gillian Barber
- Â Sara Eklund 1 episode, 2004
- William MacDonald
- Â Brendan Carter 1 episode, 2004
- Dave 'Squatch' Ward
- Â Lou 1 episode, 2004
- Kameron Louangxay
- Â Shen Au 1 episode, 2004
- Thomas Stewart
- Â Skateboarder / ... 1 episode, 2004
- Gabriel Hogan
- Â Heinrich 1 episode, 2005
- Mark Hildreth
- Â Walter Sickert 1 episode, 2005
- Barbara Tyson
- Â Business Woman / ... 1 episode, 2005
- Darren Moore
- Â Gene 1 episode, 2005
- Warren Kimmel
-  Obergruppenführer Bloch 1 episode, 2005
- April Telek
- Â Darla Gunn 1 episode, 2006
- Martin Cummins
- Â Bartett 1 episode, 2006
- Ellie Harvie
- Â Meter Maid / ... 1 episode, 2006
- Brittney Wilson
- Â Catholic School Girl / ... 1 episode, 2006
- Chilton Crane
- Â Ashley's mother 1 episode, 2006
- John Novak
- Â Paul / ... 1 episode, 2006
- Julie Patzwald
- Â Cilia van der Heyden 1 episode, 2006
- Rebecca Codling
- Â Ruby 1 episode, 2006
- Meghan Black
- Â Tammy Eklund 1 episode, 2004
- Carmen Moore
- Â Janet Carter 1 episode, 2004
- Fiona Hogan
- Â Justine / ... 1 episode, 2004
- Greg Kean
- Â Defense Attorney 1 episode, 2004
- Kimberley Warnat
- Â Cheerleader / ... 1 episode, 2004
- Adrien Dorval
- Â Electrician / ... 1 episode, 2004
- Chelan Simmons
- Â Spokesmodel / ... 1 episode, 2005
- Zita Görög
- Â Nelly 1 episode, 2005
- Balinder Johal
- Â Ina 1 episode, 2005
- Betty Linde
- Â Rose Emmerich 1 episode, 2005
- Lukács Bicskey
- Â Ruprecht 1 episode, 2005
- Andrew Hefler
- Â Josef Friedman 1 episode, 2005
- Liam Ranger
- Â Boy / ... 1 episode, 2005
- Norma McKnight
- Â Dummy / ... 1 episode, 2005
- Elias Toufexis
- Â Zeke 1 episode, 2006
- Lauren K. Robek
- Â Emily Keriakis 1 episode, 2006
- Beverley Elliott
- Â Wendy Ailes 1 episode, 2006
- Wanda Cannon
- Â Jane 1 episode, 2006
- Ted Cole
- Â Golfer / ... 1 episode, 2006
- Ken Kramer
- Â Dr. Federson 1 episode, 2006
- Lindsay Collins
- Â Hildie van der Heyden 1 episode, 2006
- David Orth
- Â Ian Park 1 episode, 2006
- Fernanda Dorogi
- Â Jasmina 1 episode, 2006
- Katey Wright
- Â Kathy 1 episode, 2006
- Allan Morgan
- Â Mr. Brookes 1 episode, 2006
- David Cole
- Â Kyprios 1 episode, 2006
- Erica Durance
- Â Rachel Slate 1 episode, 2004
- Eric Johnson
- Â Nick 1 episode, 2004
- Marilyn Norry
- Â Donna Barnes 1 episode, 2004
- Jane Sowerby
- Â Marcy 1 episode, 2004
- Shirley Broderick
- Â Josephine 1 episode, 2004
- Yan-Kay Crystal Lowe
- Â Cree 1 episode, 2005
- Jud Tylor
- Â Angie 1 episode, 2005
- Dean McKenzie
- Â Woods 1 episode, 2005
- Ty Wood
- Â Jared Beaumont 1 episode, 2005
- Andy Thompson
- Â Pinkie 1 episode, 2005
- Kyle Downes
- Â Evan 1 episode, 2005
- Jimmy Herman
- Â Chief Kirk 1 episode, 2005
- Michael Scholar Jr.
- Â Hispanic Hustler / ... 1 episode, 2005
- Dan Quinn
- Â Cliff 1 episode, 2005
- Zoltán Hetényi
- Â Guard at Gate 1 episode, 2005
- Ibolya Bolyos
- Â Catherine Eddows 1 episode, 2005
- Zita Debreczeni
- Â Tereza 1 episode, 2005
- Samantha Ferris
- Â Tessa 1 episode, 2006
- John Tench
- Â Duke 1 episode, 2006
- Dan Joffre
- Â Bernard 1 episode, 2006
- Keely Purvis
- Â Emily Ross 1 episode, 2006
- Jennifer Kitchen
- Â Althea 1 episode, 2006
- Kasper Michaels
- Â Health Inspector 1 episode, 2006
- Yvonne Myers
- Â Marie Perelet 1 episode, 2006
- Zoltán Seress
-  László Ruttkay 1 episode, 2006
- Tamás Varga
- Â Jasmina's Father 1 episode, 2006
- David C. Nuesch
- Â Mick 1 episode, 2006
- Brandon Jay McLaren
- Â Posse Member #1 1 episode, 2004
- Philip Granger
- Â Gennaro 1 episode, 2004
- Ray Galletti
- Â Pierre 1 episode, 2004
- Craig March
- Â Carl 1 episode, 2004
- Adam Henderson
- Â Human Resources Guy 1 episode, 2004
- Gwynyth Walsh
- Â Sheila Broderick 1 episode, 2005
- Claude Duhamel
- Â Mikhail Radich 1 episode, 2005
- Bryn Erin
- Â Angie Shelton 1 episode, 2005
- Aaron Brooks
- Â Bobby Conrad / ... 1 episode, 2005
- Pamela Perry
- Â Linda Beaumont 1 episode, 2005
- Tara Anderson
- Â Arianna 1 episode, 2005
- Kitty Kántor
- Â Emma 1 episode, 2005
- Michael Eckford
- Â Interviewer 1 episode, 2005
- Jon Fenner
- Â Angelo 1 episode, 2005
- Phaedra Almosd
- Â Mother of Twins 1 episode, 2005
- Birkett Turton
- Â Rudy Loets 1 episode, 2006
- Máté Haumann
- Â Vamos 1 episode, 2006
- Brittany Tiplady
- Â Brynn 1 episode, 2006
- Tracy Waterhouse
- Â Lydia 1 episode, 2006
- James Michalopolous
- Â Security Guard #1 1 episode, 2006
- Gary Lauder
- Â Groom 1 episode, 2006
- Kyla Hazelwood
- Â Danica 1 episode, 2006
- Zsolt Zentai
- Â Young Derek 1 episode, 2006
- Erica Cerra
- Â Vonnie 1 episode, 2004
- Ryan McDonell
- Â Dealer 1 episode, 2004
- Elan Ross Gibson
- Â Woman #2 1 episode, 2004
- Renae Morriseau
- Â Native Woman 1 episode, 2004
- Glenn Williams
- Â Neil 1 episode, 2004
- David Purvis
- Â Clive Waldon 1 episode, 2004
- Trever Havixbeck
- Â Little Man #1 1 episode, 2004
- Rick Threat
- Â Posse Member #2 1 episode, 2004
- Morgan Tincher
- Â Nurse 1 episode, 2004
- Michael Roberds
- Â Ronnie 1 episode, 2005
- Ron Selmour
- Â Grier 1 episode, 2005
- Ashleigh Ball
- Â Julia Mars 1 episode, 2005
- Darcy Laurie
- Â Ivan Radich 1 episode, 2005
- Daniel Gabori
- Â Little Albert 1 episode, 2005
- Philip Lyall
- Â David 1 episode, 2005
- Dávid Hegedus
- Â Little Boy 1 episode, 2005
- Jessica Amlee
- Â Steffi 1 episode, 2006
- Pascale Hutton
- Â Naomi Grant 1 episode, 2006
- Paul Lazenby
- Â Security Guard #2 1 episode, 2006
- Viv Leacock
- Â Prison Guard 1 episode, 2006
- C. Ernst Harth
- Â Ronnie 1 episode, 2006
- Christian Tessier
- Â Patrick 1 episode, 2006
- Craig Erickson
- Â Irate Customer 1 episode, 2006
- Peter Abrams
- Â Reporter 1 episode, 2006
- György Kivés
- Â Janitor 1 episode, 2006
- Máté Fézler
- Â Young Paul 1 episode, 2006
- Ben Cotton
- Â Escher 1 episode, 2004
- Sean Campbell
- Â George 1 episode, 2004
- Pamela Hart
- Â Bus Driver 1 episode, 2004
- Eli Zagoudakis
- Â Little Man #2 1 episode, 2004
- John 'Bear' Curtis
- Â Bank Guard 1 episode, 2004
- Michael-Ann Connor
- Â Homeless Woman 1 episode, 2004
- Louise Grant
- Â Little Old Lady 1 episode, 2004
- Peter Grasso
- Â Pool Hustler 1 episode, 2004
- Cornell Turner
- Â Jimmy the Driver 1 episode, 2004
- Cecille Cortes
- Â Perralta 1 episode, 2004
- Nina Pousette
- Â Karla 1 episode, 2004
- Shiraine Haas
- Â Jenny Ackerman 1 episode, 2005
- Michael Adamthwaite
- Â Outlaw 1 episode, 2005
- August Winter
- Â Child Caroline 1 episode, 2005
- Paul Anthony
- Â Farraday 1 episode, 2005
- Penelope Corrin
- Â Sarah 1 episode, 2005
- Nicholas W. von Zill
- Â Loudspeaker Voice 1 episode, 2005
- Troy Yorke
- Â Clint 1 episode, 2005
- Noah Dalton Danby
- Â Jasper 1 episode, 2006
- John Moore
- Â Sarin 1 episode, 2006
- Irene Karas Loeper
- Â Elaine 1 episode, 2006
- Álmos Elõd
- Â Jasmina's Brother 1 episode, 2006
- István Koleszár
- Â Gage 1 episode, 2006
- Katharine Horsman
- Â Receptionist 1 episode, 2006
- Medina Hahn
- Â Amy 1 episode, 2006
- Banjo
- Â Russ' Dog 1 episode, 2006
- Kyler Marklinger
- Â Young Ian 1 episode, 2006
- Benjamin Ayres
- Â Pool Hustler / ... 1 episode, 2004
- Daniel Cudmore
- Â Little Man #3 1 episode, 2004
- Luciana Carro
- Â Tipsy Woman 1 episode, 2004
- Nimet Kanji
- Â Harita 1 episode, 2004
- Michael Jonsson
- Â Guard #3 1 episode, 2004
- Richard Yee
- Â Doctor 1 episode, 2004
- Don Lew
- Â Zhou Pang 1 episode, 2004
- Ken Jones
- Â Headless Guy 1 episode, 2004
- Stefano Giulianetti
- Â Paparazzo 1 episode, 2004
- Dan Mellor
- Â Beefy Man 1 episode, 2004
- John R. Taylor
- Â Janos Radich 1 episode, 2005
- Chrislyn Austin
- Â Lisa 1 episode, 2005
- Brittany Mayers
- Â Teenage Caroline 1 episode, 2005
- Havanna Couture
- Â Young Helen 1 episode, 2005
- Jory Gillies
- Â Natalie 1 episode, 2005
- Mark Acheson
- Â Rafe 1 episode, 2006
- Jillian Fargey
- Â Beatrice 1 episode, 2006
- Caroline Ford
- Â Young Janis 1 episode, 2006
- Márk Pap
- Â Laszlo's Son 1 episode, 2006
- Tony Alcantar
- Â Frank 1 episode, 2004
- Freda Perry
- Â Woman #1 1 episode, 2004
- David Hurtubise
- Â Customer 1 episode, 2004
- Ed Hong-Louie
- Â Asian Man 1 episode, 2004
- R. David Stephens
- Â Forensics Expert 1 episode, 2004
- Mark Chin
- Â Chinese Kid 1 episode, 2004
- Neezar Joseph
- Â Cabbie 1 episode, 2004
- Keir MacPherson
- Â Club DJ 1 episode, 2004
- Mike Dopud
- Â Derek 1 episode, 2005
- Fabian Gujral
- Â Ina's Son 1 episode, 2005
- Deanna Couture
- Â Young Helen 1 episode, 2005
- Ryan Hale
- Â Young Kyprios 1 episode, 2006
- Vivien Szabo
- Â Laszlo's Daughter 1 episode, 2006
- Charisse Baker
- Â Eve 1 episode, 2004
- Stephen Dimopoulos
- Â Dreyfuss 1 episode, 2004
- Harry Rob Bruner
- Â Wayne 1 episode, 2004
- Mark McConchie
- Â Man #1 1 episode, 2004
- Jacques Bourassa
- Â Jeffry Flynn 1 episode, 2004
- Jason L. Brown
- Â Jay 1 episode, 2004
- Johnny Cantiveros
- Â Vietnamese Killer 1 episode, 2004
- Tommy Danielowski
- Â Punk 1 episode, 2004
- Stephanie Thorpe
- Â Teacher 1 episode, 2005
- Lawrence Jacob Milman
- Â Guy 1 episode, 2005
- Imre Sándor
- Â Vamos' Colleague 1 episode, 2006
- Peter Williams
- Â Gangsta 1 episode, 2004
- Parnelli Parnes
- Â Filipino Priest 1 episode, 2004
- Ty Johnstone
- Â Male Child 1 episode, 2004
- Courtney Ash
- Â Allison 1 episode, 2004
- Holden Beggs
- Â Joshua 1 episode, 2004
- Candus Churchill
- Â Court Clerk 1 episode, 2004
- Franco Maravilla
- Â Filipino Teenager 1 episode, 2004
- Peter Kufluk
- Â Hostage Guard 1 episode, 2004
- Josefina Kikuchi
- Â Derla Santos 1 episode, 2004
- Anthony Ulc
- Â Head Guard 1 episode, 2004
- Herbert Duncanson
- Â Walker's Father 1 episode, 2004
- Ecstasia Sanders
- Â Walker's Girlfriend 1 episode, 2004
- Mary Black
- Â Judge 1 episode, 2004
- Donavon Stinson
- Â Director 1 episode, 2004
- Alfred Liu
- Â Coroner 1 episode, 2004
- Rob Hayter
- Â Store Clerk 1 episode, 2004
- Douglas Chapman
- Â Guard #1 1 episode, 2004
- Keith Dallas
- Â Guard #2 1 episode, 2004
- Heather Feeney
- Â Yvonne 1 episode, 2004
- Kata Hartl
- Â Lady #1 1 episode, 2005
- John Dryden
- Â Devils henchman 1 episode, 2006
- Ian Thompson
- Â Bus driver (uncredited) 1 episode, 2005
- Noah Beggs
- Â Narcotics Anonymous Attendee (uncredited) 1 episode, 2006