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)
Skyler Wexler
Kira Manning (9 eps)
Ron Lea
Lieutenant Gavin Hardcastle (8 eps)
Inga Cadranel
Detective Angela "Angie" Deangelis (8 eps)
Kristian Bruun
Donald 'Donnie' Hendrix (6 eps)
Matt Frewer
Dr. Aldous Leekie (5 eps)
Natalie Lisinska
Aynsley Norris (5 eps)
Nicholas Rose
Colin (5 eps)
Millie Davis
Gemma Hendrix (4 eps)
Drew Davis
Oscar Hendrix (4 eps)
David Richmond-Peck
Olivier Duval (4 eps)
Daniel Kash
Tomas (3 eps)
Jean Yoon
Janis Beckwith (3 eps)
Raymond Ablack
Raj Singh (3 eps)
Priya Rao
Meera Kumar (3 eps)
Melanie Nicholls-King
Amelia (2 eps)
Eric Johnson
Chad Norris (2 eps)
Elizabeth Saunders
Dr. Anita Bowers (2 eps)
Domenico Fiore
Police Captain (2 eps)
Ivan Sherry
Internal Affairs Suit (2 eps)
Marqus Bobesich
Rockabilly Bob (2 eps)
Jamila Fleming
Sherry (2 eps)
Joanne Reece
Beth's Lawyer (2 eps)
Kristi Angus
Charity Simms (2 eps)
Matthew Bennett
Daniel Rosen (1 eps)
Diana Salvatore
Bobby (1 eps)
Sarain Boylan
Astrid (1 eps)
Justin Skye Conley
Exec (1 eps)
Jean-Michel Le Gal
Stephen Riggs (1 eps)
Janette Luu
Reporter (1 eps)
Denika Ellis-Dawson
Little Girl (1 eps)
Audra Yulanda Gray
Woman (1 eps)
Reid Janisse
Desk Clerk (1 eps)
Eileen Li
Receptionist (1 eps)
Dale Samms
Hotel Security (1 eps)
Tyler Murree
Forensic Clerk (1 eps)
Diana Galligan
Female Cop (1 eps)
Christopher Seivright
Bartender (1 eps)
Jack Fulton
Trevor (1 eps)
Jane Spence
Trevor's Mom (1 eps)
Miriam McDonald
Madison (1 eps)
Marty Adams
Spytech Clerk (1 eps)
Tony Cianchino
Pouchy (1 eps)
David Vena
Joao (1 eps)
Earl McLean Jr.
Teddy (1 eps)
Edsson Morales
Coat Check Boy (1 eps)
Jessyca-Lynn Doucett
Practitioner (1 eps)
Jeremy Hernandez
Clubber (1 eps)
Sanjay Talwar
Dr. Aguda (1 eps)
Jeff Yung
Orderly (1 eps)
Ryan Blakely
Reverend Mike (1 eps)
Billy Parrott
EMT (1 eps)
Jarret Wright
Doctor (1 eps)
Okiki Kendall
Nurse 1 (1 eps)
Jennifer Krukowski
Nurse 2 (1 eps)
Neil Girvan
Charity's Husband (1 eps)
Rob Trick
Track Worker (1 eps)
Louise Nicol
Donnie's Mother (1 eps)
Jamillah Ross
ND Officer (1 eps)
Daniel Junghuan Park
Doctor #1 (1 eps)
Michael Brown
Swat Officer (1 eps)
Lila Yee
Old Lady (1 eps)
Vitalie Ursu
Doctor #2 (1 eps)
Diane Fabian
Ukrainian Landlady (1 eps)
Azdin Zaman
Meera's Husband / Voting Husband (1 eps)