- Hugo Armstrong - Ed Clark
- Sola Bamis - Ayo
- Jennifer Christopher - Jane Pica
- Hank Ostendorf - Fred Castellano
- J'aime Spezzano - Julie Malarek
- Donnell Turner - Dean Jerome Hardwyck
- Chelsea Vincent - Chelsea
- Justin Zachary - Peter Brandt
- Baron Jay - Cop
- Tiffany Hines - Marta Rodriguez
- Alex Frnka - Denise
- Alfred Woodley - Captain
- Alfred Woodley - Detective
- Aaron Jaeger - Raff
- Kathreen Khavari - Tami Zollo
- Michael King - Promoter
- Cameron Britton - Tim
- Cameron Britton - Engineering Manager
- David Mattey - Cleaver
- Juliette B. Reiss - Rave Dancer / Hula Hooper
- Hina Abdullah - Lilly Ross
- Michael Grant Terry - Scott Ross
- Carlos Acuña - Man
- Samantha Colburn - Michelle
- Adam Wang - Driver
- Mia Serafino - Janice
- Kyle T. Heffner - Store Owner
- Caleb Neet - Robert Peterson
- Eva Pepaj - Girlfriend
- Erik Rondell - Van Driver
- Matthew Stephen Smith - Intense Man / Artist
- Oded Fehr - Leslie Turner
- Jake Olson - Justin
- Simon Quarterman - Dr. Sebastian Zuber
- Erinn Westbrook - Nikki Fox
- Julianna Barninger - Woman
- Kimberly Dooley - Dani Fox
- Patrice Fisher - LAPD Cop
- Courtney Henggeler - Suzanne Parks
- Cameron Daddo - Joe Parks
- Chaley Rose - Sadie Morton
- Monica Barbaro - Brenda 'Bentley' Miller
- Yvonne Lu - Jade
- Anna Khaja - Getti Ahluwalia
- Ronobir Lahiri - Samir Ahluwalia
- Stacie Greenwell - Hazmat Tech
- Jack Turner - Liam
- Jack Turner - Liam Granger
- Niousha Noor - Dr. Anna Barmal
- Maura M. Knowles - Dr. Goodkin
- Catherine Haena Kim - Mia Nichols
- Tommy Savas - Rick Hauser
- Monique Coleman - Solaris
- Brit Sheridan - Vanessa
- C. Thomas Howell - Daniel Stinger
- Henry Rollins - Robert Barbiero
- Stephen Bralver - Strike Team Member #1
- Willem Miller - Young Cameron
- Elizabeth Pan - Nurse
- Shaan Sharma - Bank Manager
- Toni Torres - Dr. Emily Wallace
- Jeremy Sumpter - Devon Landry
- Alexis Beckley - Kelli Marino
- John Billingsley - Mitchell Blair
- Sarah Davenport - Ivy Brown
- Jon Chaffin - Guard #1
- Richard Lawson - Admiral Decker
- Cameron Edward Benton - Younger Blair
- Blaine Kern III - Nathan Blair
- Maryfrances Careccia - Female Naval Guard
- Peter Jang - Guard #2
- Pete Ploszek - Nic Comenko
- Lauren Caster - Sabine Cole
- Daniel Messier - Jack Dalliford
- Ilia Volok - Viktor Comenko
- Daniel Kash - Mark Broden
- Jaya Prasad - Receptionist
- Tia Texada - Dr. Sophia Torres
- Sarati - Miss Perfect
- Kate Amundsen - Julie Underhill
- TJ Linnard - Sam Underhill
- Erin Cahill - Stephanie Fisher
- Teressa Liane - Chloe Marks
- Don Wallace - Dexter Abbott
- Leana Chavez - Female Host Guest
- Anna Akana - Amanda Weston
- Brian McNamara - James Miller
- Rubén Garfias - Frank Parsons
- Abigail Haley - Young Camille
- David Wells - Scott Bruce
- Rob Evors - Joe Zeiss
- Sidd Munjal - Young Linus
- Jacob Melton - Young Theo
- Darren Dupree Washington - Head Guard
- Pam Trotter - Woman
- Terry Fradet - Shady Man #1
- Jack Fisher - Andrew Zeiss
- Eugene Shaw - Kenny Lee
- Drew Fonteiro - Jake Rowland
- Zelda Williams - Zelda
- Darien Sills-Evans - Mark Fleming
- Michael Masini - Rick DelToro
- Aaron Aguilera - D.K.
- Angela Zhou - Coco Soo
- Catherine Dent - Dr. Ellen Goodkin
- Clayton Rohner - Rudy Grant
- Dawnn Lewis - Arlene Grant
- John Posey - Fred Overmyer
- Pat Skipper - Commander Spencer
- Jesse Posey - Young Fred Overmyer
- Jully Lee - Ground Control
- Amanda Westlake - Peggy Newcomb
- Sky Soleil - Pog Newcomb
- Elaine Hendrix - Kate Ronan
- David O'Donnell - Tim Carson
- Jared Day - Heretic
- Perry Mattfeld - Monica Chamberlain
- Shaun Clay - Patrick Richmond
- Eric Paul Erickson - Thug
- Louisa Abernathy - Denise Nichols
- Guy Wilson - Ben Spiros
- Carlos Arellano - Bulldog
- Kate Boyer - Kim Charles
- Leslie L. Miller - Cop #1 (as Leslie Miller)
- David Roessell
- Lynne E. Litt
- Tom Summers
- Jeff Schechter
- Brian Ross
C. Thomas Howell interpreta a Daniel Stinger en la serie.
Emma Ishta interpreta a Kirsten Clark en la serie.
Kyle Harris interpreta a Cameron Goodkin en la serie.
Ritesh Rajan interpreta a Linus Ahluwalia en la serie.
Salli Richardson-Whitfield interpreta a Maggie Baptiste en la serie.
Allison Scagliotti interpreta a Camille Engelson en la serie.
Damon Dayoub interpreta a Detective Quincy Fisher en la serie.
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