Treadstone (TV) Cast
The cast of Treadstone. Updated on September 12, 2025.
116 actors
Jeremy Irvine
as J. Randolph Bentley (10 episodes)

Jeremy Irvine plays J. Randolph Bentley, a skilled CIA assassin unwittingly involved in a covert operation.

Brian J. Smith
as Doug McKenna (10 episodes)

Brian J. Smith takes on the role of Doug McKenna, an oil-rig worker who discovers his connection to a covert program.

Omar Metwally
as Matt Edwards (10 episodes)

Omar Metwally portrays Matt Edwards, a CIA officer investigating Treadstone's clandestine activities.

Han Hyo-joo
as SoYun Pak (10 episodes)

Han Hyo-joo appears as SoYun Pak, a waitress with unique ties to international espionage.

Tracy Ifeachor
as Tara Coleman (10 episodes)

Tracy Ifeachor plays Tara Coleman, an investigative journalist uncovering the truth behind Treadstone.

Gabrielle Scharnitzky
as Petra Andropov (10 episodes)

Gabrielle Scharnitzky plays Petra Andropov, a former KGB agent with a storied past.

Emilia Schüle
as Young Petra Andropov (10 episodes)

Emilia Schüle depicts Young Petra Andropov, showcasing the character's early life and challenges.

Michelle Forbes
as Ellen Becker (10 episodes)

Michelle Forbes features as Ellen Becker, a senior CIA operative navigating complex international politics.

Tzi Ma
as General Chin-Hwa Kwon (1 episode)

Tzi Ma is General Chin-Hwa Kwon, an influential North Korean military leader linked to Treadstone.

Jung Woo Seo
as Dae Pak (4 episodes)

Jung Woo Seo plays Dae Pak, a key figure entwined in the unfolding global conspiracy.

Michael Gaston
as Dan Levine (8 episodes)

Michael Gaston takes the role of Dan Levine, involved in the orchestrations behind the secretive program.

Jamie Parker
as Dennis Kohler (3 episodes)

Jamie Parker plays Dennis Kohler, whose part in the series adds layers to the mysterious narrative.

Lee Jong-hyuk
as Colonel Shin (6 episodes)
Patrick Fugit
as Stephen Haynes (6 episodes)
Tess Haubrich
as Samantha McKenna (8 episodes)
Finbar Lynch
as Dr. Martin Wells (3 episodes)
Shruti Haasan
as Nira Patel (3 episodes)
Racheal Ofori
as Meghan Addo (3 episodes)
Paul Thornley
as Leo Biller (3 episodes)
Ian Davies
as Mike (5 episodes)
Daniel Weyman
as Macy (1 episode)
Stanisław Banasiuk
as Oleg Popov (2 episodes)
Baek Dong-hyun
as Colonel Li (2 episodes)
Minjun Woo
as Jin Woo (4 episodes)
Donald Sage Mackay
as Greg Sanders (2 episodes)
Kang Ye-na
as Sungmi (2 episodes)
Hana Goto
as Little Girl (1 episode)
Iván Orsányi
as Crewcut (1 episode)
Tom Mothersdale
as Ferguson (4 episodes)
Bart Kotlarek
as CIA Tech (1 episode)
Drew Gatto
as CIA Tech (1 episode)
Lee Jini
as Jang-Mi Kwon (2 episodes)
Joe Corrigall
as Pete Wilson (2 episodes)
Magdalena Sverlander
as Valentina (1 episode)
Eduard Buhac
as Dimitri (2 episodes)
Marek Vašut
as Max (2 episodes)
Karen Gagnon
as CIA Receptionist (1 episode)
Hans Peterson
as Casino Bartender (1 episode)
Kerry Godliman
as Carol (1 episode)
Zsolt Szentiványi
as Ticket Inspector (1 episode)
Gusztáv Molnár
as Bob (1 episode)
David Michaels
as Tom Becker (3 episodes)
Fernando Guillén Cuervo
as Hector Portillo (1 episode)
Dylan Smith
as Lowell (2 episodes)
Katerina Medvedeva
as Yulia (1 episode)
Lee Joo-sil
as Yumi (2 episodes)
Jeong-ho Yoo
as Major Gyun (1 episode)
Maryan Bartilla
as Cleaning Lady (1 episode)
Cser Kinga
as Paramedic (1 episode)
Péter Fancsikai
as Bartender (1 episode)
Robert Jackson
as Sergeant (1 episode)
Peter Schueller
as Deputy (1 episode)
Emma Bercovici
as Ava Becker (1 episode)
David Puskas
as CIA Technician (1 episode)
Gen Seto
as Old Man (2 episodes)
Martin Umbach
as Dr. Gustav Meisner (2 episodes)
Juho Na
as Smuggler (2 episodes)
Emmett Scanlan
as Spencer (3 episodes)
Jamie Andrew Cutler
as Goatee (2 episodes)
Oliver Walker
as Matheson (4 episodes)
Eric Kofi Abrefa
as Sebastian Blair (2 episodes)
Benard Affat
as Kofi (1 episode)
Márk Szekulesz
as Jozef (1 episode)
Roderick Hill
as Karoli (2 episodes)
Georgie Farmer
as Gabriel Becker (1 episode)
Maja Simonsen
as Katya (2 episodes)
Charlotte Palmer
as Patty Vernon (1 episode)
Kwak Jin-seok
as Border Guard (1 episode)
Julian Kostov
as Yuri Leniov (1973) (1 episode)
Miklós Béres
as Bartender (1 episode)
Zhiru Lin
as Truck Driver (2 episodes)
Batmunkh Uyanga
as Korean Woman (1 episode)
Rentsenkhorioo Enkhbold
as Korean Man (1 episode)
Annabelle Apsion
as Bentley's Mother (1 episode)
Cosima Shaw
as Anna Collier (3 episodes)
Zoltán Karácsonyi
as Dragunov (2 episodes)
Zsófia Bujáki
as Lilah Conway (1 episode)
Barnabás Réti
as Don Ellender (1 episode)
Timea Saghy
as Kay Newman (1 episode)
David Yu
as Chinese Doctor (1 episode)
Merab Ninidze
as Yuri Leniov (3 episodes)
Ivan Mathias Petersson
as Reed (1 episode)
Emma Campbell-Jones
as Gloria Sachs (2 episodes)
Manos Gavras
as Bartender (1 episode)
Yvette Feuer
as Ticket Taker (2 episodes)
Byeong Soo Lee
as SUV Driver (1 episode)
Set Sjöstrand
as Nolan Lavelle (1 episode)
Hwan Young Kim
as SUV Passenger (1 episode)
Arthur Lee
as Host (1 episode)
Yuna Shin
as Salesgirl (1 episode)
Kim Moon-hak
as Lead Bouncer (1 episode)
Sin Nam Rigter
as VIP Security Guard (1 episode)
Jason Scott Nelson
as US Marine (1 episode)
Alan McKenna
as Dr. Sachs (1 episode)
Martin Goeres
as Vincent (1 episode)
Tim Ahern
as Senator Wray (1 episode)
Igor Szász
as Priest (1 episode)
Dávid Csányi
as Nolan's Security (1 episode)
Jan Hammenecker
as Marten Van Roon (2 episodes)
Adam Astill
as Andy Moore (2 episodes)
For the best insights and data about the TV show Treadstone, visit our main Treadstone page.