Peter Outerbridge

as Detective Sloan(1 ep)

as Mr. Borden

as Arvid Rawlings(5 eps)

as Warden Phillip Mackenzie(6 eps)

as Marquis de Lioncourt(1 ep)

as Clint Bowers(6 eps)

as Jim

as Walter(3 eps)

as Paul

as Wesley Cumbo

as Calix Niklos(9 eps)

as Roman Sionis / Black Mask(9 eps)

as Captain Stephen Littlefield(1 ep)

as Frank

as Jimmy McKay(4 eps)

as Viktor Maddox(1 ep)

as The Conductor(3 eps)

as Nic Kohl

as Christian

as Paul Reynolds(8 eps)

as Dr. Miro

as Inspector Doug Grady(1 ep)

as James Casey(5 eps)

as James Casey (uncredited)(1 ep)

as Eli Voss(6 eps)

as Tanner Donovan(1 ep)

as Phill Brill(3 eps)

as Richard

as Charlie Langdon(4 eps)

as Thomas Edison(1 ep)

as Host(4 eps)

as Captain Martens(4 eps)

as Ashbel Whitman(10 eps)

as Detective Al Gorski(8 eps)

as August

as General Davies(9 eps)

as Elliot Jones(3 eps)

as Aramas(5 eps)

as Bob Corbett

as Henry(1 ep)

as Bruce

as Henrik "Hank" Johanssen(5 eps)

as Silverfox(3 eps)

as Travis Grady

as Bob Corbett(18 eps)

as Narrator (voice)

as George Brown

as Keith Hoyt(1 ep)

as Walter

as Ari Tasarov(18 eps)

as Dan Farmer(8 eps)

as William

as Captain Jack Colvin

as Magnus Elphrenson(2 eps)

as Detective Ryan Johnson

as Malcolm Dawkins(1 ep)

as Dr. Reyes(1 ep)

as Walter Volcek(1 ep)

as Father Keegan(1 ep)

as Brad Borden(1 ep)

as Brad (voice)(1 ep)

as Officer Wayne

as Charlie Manning

as Denis Teague

as Al Burton

as Deputy Hecker

as Peter Varland(6 eps)

as Alec Becker(2 eps)

as Dumbrowski

as Curt Bonner

as Detective William Murdoch

as Gordon Wintrob

as Styles

as Randy Cioffi(2 eps)

as David Sandström(52 eps)

as Earl

as Detective William Murdoch

as Clark White(1 ep)

as Detective William Murdoch

as Detective William Murdoch(3 eps)

as Jerry Weicker(4 eps)

as Dale Robertson(1 ep)

as Dave Miller

as Nick Simms

as Jason Herlock(1 ep)

as Gord Black

as Everette Hatch

as James Lennox

as Trevor McDowell(1 ep)

as Jim Coutts

as Theodore Gray

as Detective Bob Kozlowski

as Ronnie Stark(2 eps)

as Tyrone Fox(3 eps)

as Bob Kozlowski

as Alex

as Robert Kiely

as Roger Deacon

as Sergei Kirov

as Lee Nash

as Special Agent Sean Donahue

as Felder

as (uncredited)

as Judy

as Dr. Milton Bradshaw(3 eps)

as John Rank, Sagan Cocommander

as Joe(1 ep)

as John Manning(22 eps)

as Jack Bolinas

as Roger(1 ep)

as Jim O'Neil

as Agente especial Barry Baldwin(8 eps)

as Agent Barry Baldwin(22 eps)

as Matt

as William Johnson

as Jules

as Adam

as Eddie

as Ned(1 ep)

as Thomas Benti

as Dr. Andy Groenig(1 ep)

as Zach Griffiths(1 ep)

as Scientist(1 ep)

as Ned Bailey(1 ep)

as Greg

as Paul Temple

as Sloan

as John Cheever

as Josef Grool

as Johnny

as Paul Kinman(1 ep)

as Talbot(1 ep)

as Young Thomas Constantine(1 ep)

as Zane Platt(3 eps)

as Jesse(1 ep)

as Dylan Wiatt

as Jeff Hartley(9 eps)

as Rick(1 ep)

as Stephen Davis(1 ep)

as Count Marek(1 ep)

as Bill Godwin(1 ep)