Dark Matter (TV) Cast
The cast of Dark Matter. Updated on September 4, 2025.
61 actors
Joel Edgerton
as Jason Dessen / Jason2 (9 episodes)

Joel Edgerton portrays Jason Dessen, a physicist who encounters an unsettling reality shift that challenges his existence.

Jennifer Connelly
as Daniela Dessen (9 episodes)

Jennifer Connelly plays Daniela Dessen, the wife of Jason Dessen whose life is also entangled in the alternate realities.

Alice Braga
as Dr. Amanda Lucas (9 episodes)

Alice Braga takes on the role of Amanda, a character whose life intersects with Jason's across different realities.

Jimmi Simpson
as Ryan Holder (9 episodes)

Jimmi Simpson appears as Ryan, who becomes a significant part of Jason's journey through the multiverse.

Dayo Okeniyi
as Leighton Vance (9 episodes)

Dayo Okeniyi steps into the shoes of Leighton, another pivotal character whose role is essential to the unfolding narrative of the series.

Oakes Fegley
as Charlie Dessen (9 episodes)

Oakes Fegley portrays Charlie Dessen, the son of Jason and Daniela Dessen, caught in the web of altered dimensions.

Amanda Brugel
as Blair Caplan (5 episodes)
Aina Brei'Yon
as Dawn Lawrence (6 episodes)
Tiff Abreu
as Mindy (3 episodes)
Matthew Amador
as Slightly Older Man (1 episode)
Rolando Boyce
as Dr. Joseph Hart (2 episodes)
Sam Cass
as Young Man (1 episode)
William Smillie
as Matt (3 episodes)
Suzy Dias
as Chloe (3 episodes)
Joe Dioletto
as Jason Dessen Acting Double (1 episode)
Snag Flynn
as Young Woman (1 episode)
Charlie Holcomb
as Male Student #1 (3 episodes)
Arti Ishak
as Mara McHenry (2 episodes)
John Lister
as Angry Cabbie (1 episode)
Elvis Garcia
as Cabbie #2 (1 episode)
Missy Fierro
as Female T.A. (Violet) (3 episodes)
Jenne Kang
as Dr. Julianne Springer (2 episodes)
Peter Sipla
as Dr. Randolph (1 episode)
Kathryn Acosta
as Nurse (1 episode)
Monica Patankar
as Faculty Woman (1 episode)
Madelyn DePorter
as Receptionist (1 episode)
Reilly Oh
as Male Student #2 (In The Back) (3 episodes)
Brenann Stacker
as Female Greeter (1 episode)
Bassam Abdelfattah
as Anthony (2 episodes)
Beacon Bowman
as Door Woman (1 episode)
Tara Mallen
as Alesia Cheney (1 episode)
Kate Eastman
as Detective Jamie Mason (2 episodes)
Kyle Connors
as Executive Assistant (1 episode)
Meghan Maureen McDonough
as Barbara Underell (1 episode)
Jason Huysman
as Mike Underell (1 episode)
Brandon Dahlquist
as Marcus Sakey (1 episode)
Callie Johnson
as GG Sakey (1 episode)
Omar Villagomez
as Hazmat Man (1 episode)
Jackie Dallas
as Hazmat Woman (1 episode)
Lance Baker
as Alan (1 episode)
Austin Nelson Jr.
as Whiny Student (1 episode)
Yuchi Chiu
as Naked Man (1 episode)
Jimmy Styx
as Gunter (Nightwatchman) (2 episodes)
Patricia Mario
as Silvia (1 episode)
Bamidele Ali
as Danny (National Guard Soldier) (1 episode)
Sean James William Parris
as Dr. Jay Quayle (1 episode)
Dani Deetté
as Annie (1 episode)
Cara Reid
as Ms. Bumgarner (1 episode)
Vinny Multhaupt
as Toby (1 episode)
Camryn Ray Cavaliero
as Adeline (1 episode)
Angie Shriner
as Sid (Bartender) (1 episode)
Greg Foster
as Chad (1 episode)
Michael A. Dean
as Rob (1 episode)
Richard Cotovsky
as Jay (1 episode)
Maeve Mollaghan
as Server (1 episode)
Jennifer Joan Taylor
as Cat Hair Jacket Woman (1 episode)
Paul Tavianini
as Manager (1 episode)
Gabrielle Anne Garza
as Angie (1 episode)
Sammy A. Publes
as Security Guard (1 episode)
Peter DeFaria
as Campus Police Officer (1 episode)
Elena Victoria Feliz
as Aliyah (1 episode)
For the best insights and data about the TV show Dark Matter, visit our main Dark Matter page.