Tatiana Maslany
Sarah / Cosima / Alison / Helena / Rachel (10 eps)
Dylan Bruce
Paul Dierden (10 eps)
Jordan Gavaris
Felix 'Fee' Dawkins (10 eps)
Maria Doyle Kennedy
Siobhan 'Mrs. S' Sadler (10 eps)
Michael Mando
Victor 'Vic' Schmidt (10 eps)
Kevin Hanchard
Detective Arthur 'Art' Bell (10 eps)
Evelyne Brochu
Delphine Cormier (10 eps)
Kristian Bruun
Donald 'Donnie' Hendrix (9 eps)
Skyler Wexler
Kira Manning (9 eps)
Zoé De Grand Maison
Gracie Johanssen (7 eps)
Inga Cadranel
Detective Angela "Angie" Deangelis (6 eps)
Michiel Huisman
Cal Morrison (5 eps)
Matthew Bennett
Daniel Rosen (5 eps)
Millie Davis
Gemma Hendrix (5 eps)
Drew Davis
Oscar Hendrix (5 eps)
Peter Outerbridge
Henrik "Hank" Johanssen (5 eps)
Andrew Gillies
Ethan Duncan (5 eps)
Matt Frewer
Dr. Aldous Leekie (4 eps)
Terra Hazelton
Sarah Stubbs (4 eps)
Kristin Booth
Bonnie Johanssen (4 eps)
Julian Richings
Benjamin Kertland (4 eps)
Alex Karzis
Alexander (3 eps)
Anika Johnson
Pianist / Backup Singer (3 eps)
Barbara Johnston
Kelsey / Backup Singer (3 eps)
Kent Sheridan
Conrad (3 eps)
Carter Hayden
Paul (3 eps)
Raven Dauda
Yvonne (3 eps)
Cynthia Galant
Young Rachel / Charlotte (3 eps)
Michelle Forbes
Dr. Marion Bowles (3 eps)
Dan MacDonald
Martin Funt (3 eps)
Allison Wilson-Forbes
Trauma Nurse (2 eps)
Christy Bruce
Young Susan Duncan (2 eps)
Daniel Kash
Tomas (1 eps)
Natalie Lisinska
Aynsley Norris (1 eps)
Diana Salvatore
Bobby (1 eps)
Patrick J. Adams
Jesse (1 eps)
Tom McCamus
Dr. Alan Nealon (1 eps)
Nicholas Rose
Colin (1 eps)
Priya Rao
Meera Kumar (1 eps)
Earl McLean Jr.
Teddy (1 eps)
Ryan Blakely
Reverend Mike (1 eps)
Louise Nicol
Donnie's Mother (1 eps)
Kristi Angus
Charity Simms (1 eps)
Conrad Bergschneider
Line Cook (1 eps)
Brian Bisson
Damon (1 eps)
Joshua Teixeira
Skate Punk (1 eps)
Christina Notto
Skater Girl (1 eps)
Joseph Pierre
Detective Grigson (1 eps)
Brendan Heard
Game Boy (1 eps)
Dale Yim
Interpreter (1 eps)
Dwight Ireland
Security Guard (1 eps)
Nora McLellan
Brenda (1 eps)
Rob deLeeuw
Barry (1 eps)
Darryl Flatman
Officer Carp (1 eps)
Zachary Bennett
Officer Bowman (1 eps)
Anthony Christian Potenza
Cashier (1 eps)
Julian DeZotti
Greg Corson (1 eps)
Murray Furrow
Pathologist (1 eps)
Roger Cross
Carlton (1 eps)
David Benjamin Tomlinson
Troy (1 eps)
Kevin Dennis
Detective (1 eps)
Mike Lummis
Gus (1 eps)
Jane Spidell
Deacon Bartlett (1 eps)
Danielle Bourgon
Female Officer (1 eps)
Dylan Trowbridge
Addict (1 eps)
Bishop Brigante
Sammy (1 eps)
Joey Lucius
Doomsday (1 eps)
Allen Keng
Painmaker (1 eps)
Kathryn Alexandre
Alexis (1 eps)
Sadie Munroe
Faith (1 eps)
Anita La Selva
Dr. Parks (1 eps)
Allan Turner
Young Ethan Duncan (1 eps)
Vanessa Burns
Nurse (1 eps)
Carlos Diaz
Detective Diaz (1 eps)
Jeff Ho
Boy (1 eps)
Peter Michael Dillon
Cop (1 eps)
John Nelles
Male Nurse (1 eps)
Brian Frank
Carl (1 eps)
Doug MacLeod
Justice of the Peace (1 eps)
Sarah Evans
Admitting Nurse (1 eps)