Eliza Dushku
Echo / Caroline Farrell (13 eps)
Fran Kranz
Topher Brink (13 eps)
Olivia Williams
Adelle DeWitt (13 eps)
Dichen Lachman
Sierra (13 eps)
Enver Gjokaj
Victor (13 eps)
Tahmoh Penikett
Paul Ballard (13 eps)
Harry Lennix
Boyd Langton (13 eps)
Liza Lapira
Ivy (6 eps)
Miracle Laurie
Madeline Costley (5 eps)
Summer Glau
Bennett Halverson (4 eps)
Alexis Denisof
Senator Daniel Perrin (4 eps)
Keith Carradine
Matthew Harding (3 eps)
Stacey Scowley
Cindy Perrin (3 eps)
Maurissa Tancharoen
Kilo (3 eps)
Amy Acker
Dr. Claire Saunders (3 eps)
Alan Tudyk
Stephen Kepler / Alpha (2 eps)
Vincent Ventresca
Nolan Kinnard (2 eps)
Philip Casnoff
Clive Ambrose (2 eps)
Reed Diamond
Laurence Dominic (2 eps)
Damion Poitier
Yankee (2 eps)
Glenn Morshower
Sheriff Rand (1 eps)
Jamie Bamber
Martin Klar (1 eps)
Jillian Armenante
Grace (1 eps)
Ana Claudia Talancón
Gelena (1 eps)
Adam Godley
Clyde Randolph (1 eps)
Clyde Kusatsu
Dr. Makido (1 eps)
Jeff Doucette
Store Manager (1 eps)
David Lee Smith
Clay Corman (1 eps)
Kristoffer Polaha
Nate Jordan (1 eps)
Rick Otto
Gabe (1 eps)
Jonathan Del Arco
Mr. Caviezel (1 eps)
Brett Claywell
Matt Cargill (1 eps)
Zack Ward
Zone (1 eps)
Michael Hogan
Bradley Karrens (1 eps)
Nate Dushku
Clive Ambrose (1 eps)
Katie Chonacas
Nikole (1 eps)
Joseph Sikora
Terry Karrens (1 eps)
Matt Winston
Franklin (1 eps)
Arye Gross
Professor Gossen (1 eps)
Susan Ziegler
Mother (1 eps)
Danielle Langlois
Aunt Sheila (1 eps)
Tara Holt
Big Sis (1 eps)
Ray Wise
Howard Lipman (1 eps)
Ido Mor
Talik Raj Amin (1 eps)
Jay Malone
Clyde Randolph (1 eps)
Megan Heyn
Cafe Girl #2 (1 eps)
Billy Snow
Test Subject #2 (1 eps)
Rhashan Stone
Test Subject (1 eps)
Rick Fox
Gary Walden (uncredited) (1 eps)
Dennis Keiffer
Ambrose's Man (uncredited) (1 eps)
Mike Massa
Apollo (uncredited) (1 eps)
Felicia Day
Mag (1 eps)
Patton Oswalt
Joel Mynor (1 eps)
Zoran Radanovich
Hugo Taubman (1 eps)
Ben Hermes
Handler (1 eps)
Jesus Ruiz
Justice (1 eps)
Iris Bahr
Detective Donovan (1 eps)
Sergio Enrique
Sanchez (1 eps)
John Kelly
Captain (1 eps)
Deanna Lee Douglas
Little Sister (1 eps)
Carlease Burke
Pam (1 eps)
Nelson Franklin
Burt Styne (1 eps)
Kevin Linehan
Deputy Merrick (1 eps)
Denice Sealy
Myra (1 eps)
Leslie Stevens
Cashier (1 eps)
Kate Comer
Attendant (1 eps)
Michael King
Hagen (1 eps)
Katrina Nelson
Bartender (1 eps)
Tzi Ma
Matsu (1 eps)
Jeff Cole
Male Attendant #2 (1 eps)
Greg Collins
Molester (1 eps)
Evie Peck
Female Staff Member (1 eps)
Tanoai Reed
Dark Figure (1 eps)
Josh Latzer
Security Guard #1 (1 eps)
Adair Tishler
Caroline Farrell (1 eps)
Noah Harpster
Matthew Harper (1 eps)
Christian Monzon
Romeo (1 eps)
Tank Jones
Security Guard #2 (1 eps)