Joel Kinnaman
Ed Baldwin (40 eps)
Wrenn Schmidt
Margo Madison (40 eps)
Krys Marshall
Danielle Poole (38 eps)
Jodi Balfour
Ellen Wilson (31 eps)
Shantel VanSanten
Karen Baldwin (30 eps)
Cynthy Wu
Kelly Baldwin (30 eps)
Coral Peña
Aleida Rosales (30 eps)
Noah Harpster
Bill Strausser (24 eps)
Casey W. Johnson
Danny Stevens (21 eps)
Michael Dorman
Gordon 'Gordo' Stevens (20 eps)
Edi Gathegi
Dev Ayesa (20 eps)
Sarah Jones
Tracy Stevens (20 eps)
Nate Corddry
Larry Wilson (17 eps)
Meghan Leathers
Pam Horton (17 eps)
Sonya Walger
Molly Cobb (16 eps)
Jessica Tuck
Christine Francis (13 eps)
Robert Bailey Jr.
Will Tyler (13 eps)
Goran Ivanovski
Dr. Dimitri Mayakovsky (13 eps)
Dan Donohue
Thomas Paine (12 eps)
Piotr Adamczyk
Sergei Orestovich Nikulov (12 eps)
Teya Patt
Emma Jorgens (11 eps)
Toby Kebbell
Miles Dale (10 eps)
Tyner Rushing
Samantha Massey (10 eps)
Svetlana Efremova
Irina Morozova (10 eps)
Daniel Stern
Eli Hobson (10 eps)
John Marshall Jones
General Nelson Bradford (10 eps)
Nick Toren
Tim 'Bird Dog' McKiernan (10 eps)
David Chandler
Jimmy Stevens (10 eps)
Lev Gorn
Grigory Kuznetsov (10 eps)
Alexander Sokovikov
Rolan Efimovitch Baranov (10 eps)
Chris Bauer
Deke Slayton (9 eps)
Arturo del Puerto
Octavio Rosales (9 eps)
Jorge Diaz
Victor Diaz (9 eps)
Vera Cherny
Lenara Catiche (9 eps)
C.S. Lee
Lee Jung-Gil (9 eps)
Salvador Chacon
Gerardo Ortiz-Niño (9 eps)
Spencer Garrett
Roger Scott (8 eps)
Michaela Conlin
Helena Webster (8 eps)
Lenny Jacobson
Wayne Cobb (8 eps)
Daniel David Stewart
Nick Corrado (8 eps)
Anne Beyer
Louisa Mueller (8 eps)
Myk Watford
Palmer James (8 eps)
Moses Jones
Rich Waters (8 eps)
Olivia Trujillo
Aleida Rosales (7 eps)
Michael Benz
Gary Piscotty (7 eps)
Charlie Schlatter
Paul Michaels (7 eps)
Zac Titus
Charles Bernitz (7 eps)
Sahana Srinivasan
Nuri Prabakar (7 eps)
Ezrah Lin
Alex Poletov (7 eps)
Dimiter D. Marinov
Ilya Breshov (7 eps)
Eric Ladin
Gene Kranz (6 eps)
Chris Agos
Buzz Aldrin (6 eps)
Megan Dodds
Andrea Walters (6 eps)
Leonora Pitts
Irene Hendricks (6 eps)
Connor Tillman
Vance Paulson (6 eps)
Sean Patrick Thomas
Corey Johnson (6 eps)
Scott Michael Campbell
Alex Rossi (6 eps)
Madeline Bertani
Amber Stevens (6 eps)
Ken Rudulph
Edward Kline (6 eps)
Randy Oglesby
Governor/Vice President Jim Bragg (6 eps)
Michael Harney
Jack Broadstreet (5 eps)
Jason David
Young Daniel Stevens (5 eps)
Teddy Blum
Young Shane Baldwin (5 eps)
Wallace Langham
Harold Weisner (5 eps)
Dan Warner
General Arthur Weber (5 eps)
Andre Boyer
Jason Wilhelm (5 eps)
Ellen Wroe
Sally Ride (5 eps)
Dave Power
Frank Sedgewick (5 eps)
Chris Cortez
Steve Lopez (5 eps)
Tim Jo
Steve Pomeranz (5 eps)
Linda Park
Amy Chang (5 eps)
Justice
Isaiah Johnson (5 eps)
Blair Hickey
Richard 'Dicky' Hilliard (5 eps)
Pawel Szajda
Alexei Poletov (5 eps)
Larry Clarke
Bill McGann (5 eps)
John Hartmann
Administrator Richard Truly (5 eps)
Amol Shah
Adarsh Sethi (5 eps)
Nick Boraine
Lars Hagstrom (5 eps)
Shannon Lucio
Amanda Dale (5 eps)
Alex Cioffi
Tim (5 eps)
Jo Kelly
Maya Estime (5 eps)
Daniel Robbins
Hank Poppen (4 eps)
William Lee Holler
Young Jimmy Stevens (4 eps)
Tracy Mulholland
Gloria Sedgewick (4 eps)
Rebecca Wisocky
Marge Slayton (4 eps)
Krystal Torres
Cata (4 eps)
Jeff Hephner
Sam Cleveland (4 eps)
Ilza Ponko
Isabel Castillo (4 eps)
Larry Sullivan
Ryan Bauer (4 eps)
Tiago Martinez
Javier Diaz (4 eps)
Santiago Veizaga
Javier Diaz (4 eps)
Piper Rubio
Lily Dale (4 eps)
Paris Rose
Graciana Diaz (4 eps)
Charles Kim
Cmdr. Cho Byung Ho (4 eps)
Noor Razooky
Faiza Khatib (4 eps)
Billy Lush
Mike Bishop (4 eps)
Tess Lina
Veronica 'Ronnie' Hunt (4 eps)
Vinny Chhibber
Ravi Vaswani (4 eps)
Cindy Jackson
Holly 'Sparks' Edmondson (4 eps)
Katarína Morháčová
Nina Rozhenkova (4 eps)
Nick Wechsler
Fred (3 eps)
Colm Feore
Wernher von Braun (3 eps)
Ben Begley
Charlie Duke (3 eps)
Ryan Kennedy
Michael Collins (3 eps)
Edwin Hodge
Clayton Poole (3 eps)
Tait Blum
Shane Baldwin (3 eps)
James Urbaniak
Gavin Donahue (3 eps)
Mason Thames
Daniel Stevens (3 eps)
Kayla Blake
Dr. Kouri (3 eps)
Josh Duvendeck
Nathan Morrison (3 eps)
Alex Alomar Akpobome
Paul DeWeese (3 eps)
Hailey Winslow
Karla Dunn / Reporter #1 (3 eps)
Patricia Mizen
Reporter 1 (3 eps)
Ayinde Howell
Benjamin Harmon (3 eps)
Stewart Skelton
Speaker of the House (3 eps)
Allison Dunbar
Jenna Leigh (3 eps)
Cheyenne Perez
Heather (3 eps)
Taylor Dearden
Sunny Hall (3 eps)
Mandy Levin
Sandy Bostik (3 eps)
William Cowart
Hal (3 eps)
Masha Mashkova
Svetlana Zakharova (3 eps)
Constantine Gregory
Artem (3 eps)
Coco Day
Sarah Dale (3 eps)
Irina Dubova
Olga Poletova (3 eps)
Zylan Brooks
Flight Director Jen Hughes (3 eps)
Rhian Rees
Joanna Chapman (3 eps)
Michael Joplin
Charlie Parfitt (3 eps)
Nick Gracer
Petros Khorenatsi (3 eps)
Danielle Nottingham
Vera Martil (3 eps)
Ania Bukstein
Tatyana Volkova (3 eps)
Emil Markov
Leonid (3 eps)
Sebastiano Pigazzi
Luka Gurino (3 eps)
Steph Evison Williams
Geraldine Middaugh (3 eps)
Nikita Bogolyubov
Timur Avilov (3 eps)
Sean Patrick Murphy
Nate Lowry (3 eps)
Ely Henry
Dr. Seth Razack (3 eps)
Elliott Ross
Maximus Taylor (3 eps)
Mark Kwak
Park Chui Moo (3 eps)
Jeff Branson
Neil Armstrong (2 eps)
Steven Pritchard
Pete Conrad (2 eps)
Jeffrey Muller
Del (2 eps)
Max Barsness
Tommy (2 eps)
Benjamin Seay
Ray Schumer (2 eps)
Brian Stepanek
Shorty Powers (2 eps)
Tony Lewellen
Coop (2 eps)
Michael James Bell
Principal Mike Russell (2 eps)
David Gautreaux
Barry Newsome (2 eps)
Stephen Oyoung
Harrison Liu (2 eps)
Mark Ivanir
Mikhail Mikhailovic (2 eps)
Charlie Hofheimer
Dennis Lambert (2 eps)
Brian McGrath
Sam (2 eps)
Carin Chea
Penny Chen (2 eps)
Ben Solenberger
LMSYS (2 eps)
Theo Iyer
Carl Reid (2 eps)
Bjørn Alexander
Wubbo Ockels (2 eps)
Brad Beyer
Carl Cartwright (2 eps)
Justice Leak
Peter (2 eps)
Endre Hules
Soviet Chief Engineer (2 eps)
Jeff Denton
Pendle (2 eps)
Garrett Reisman
Garrett Reisman (2 eps)
Irina Maleeva
Marta (2 eps)
Nikola Đuričko
Stepan Petrovich Alexseev (2 eps)
Alexander Babara
Radislav Semenovich Orlov (2 eps)
Eugene Alper
Colonel Viktor Tsukanov (2 eps)
Juliet Brett
Natalie Bishop (2 eps)
Timothy Ware-Hill
Cameron Wolfgeher (2 eps)
Fran de Leon
General Jeanette Masters (2 eps)
Selah Victor
NASA Flight Controller / NASA CAPCOM (2 eps)
Jake Reiner
Reporter 2 (2 eps)
Matt Lagan
London Bartender (2 eps)
James Kang
Elevator Passenger (2 eps)
Alexander Neher
Davey Kowalski (2 eps)
Greta Gould
Helios Flight Controller (2 eps)
Diane Dehn
Jean Williamson (2 eps)
Bonnie Bailey-Reed
Mary Meineke (2 eps)
John Forest
Jeremy Zielke (2 eps)
Vlad Pavlov
Pavel Zaitzev (2 eps)
Delaney Claire Evans
Avery Stevens (2 eps)
Parker Reese Evans
Avery Stevens (2 eps)
Christopher Ellay
NASA Engineer #2 - Johnathan Adams (2 eps)
Gediminas Adomaitis
Kirill Semenov (2 eps)
Nick Von Schlippe
Baker (2 eps)
Dimitar Bakalov
Fyodor Korzhenko (2 eps)
Caity Ware
Controller - Mars Ops Com (2 eps)
Jake Renner
Soviet News Anchor (2 eps)
Denis Kolomoets
Soviet Policeman #1 (2 eps)
Brandon Ford Green
Shaun Arlee (2 eps)
Alex Parkinson
Owen Stanwood (2 eps)
Jana Iakovleva
Middle-Aged Woman (2 eps)
Kiril Boyadzhiev
Defiant Man (2 eps)
Eduard Osipov
Vasily Galkin (2 eps)
Kristin Carey
Arlene (2 eps)
Alexander Terentyev
Lev Babanin (2 eps)
Thea Andrews
Zoey Chase (2 eps)
Sacha Seberg
Dimitri Egotov (2 eps)
Gene Silvers
Henry Keck (2 eps)
Charles Maceo
Andy Whistler (2 eps)
Kang Kim
Lim Sum Gi (2 eps)
Benton Jennings
Judge (1 eps)
Deniz Akdeniz
Paul Santoro (1 eps)
Brandon Bales
Winston Blake (1 eps)
Vanessa Lyon
Graciana Rosales (1 eps)
Christopher Wallinger
Harvey (1 eps)
Paolo Cesar
Guide (1 eps)
Christopher Kohls
Control Officer (1 eps)
Curtis Fortier
Reporter #1 (1 eps)
Brian Houtz
Reporter #2 (1 eps)
Laura Patalano
Teresa (1 eps)
Frank Gallegos
Angel (1 eps)
Margarita Reyes
Elena (1 eps)
Colton Castaneda
Jim (1 eps)
Saul Rubinek
Rep. Charles Sandman (1 eps)
David Andrews
Admiral Scott Uken (1 eps)
Shaw Jones
Capcom (1 eps)
Jason Denuszek
Magazine Photographer (1 eps)
Rita Khrabrovitsky
Anastasia Belikova (1 eps)
Rachel Rosenbloom
Doris (1 eps)
Jessica Amlee
Ginger (1 eps)
Janelle Froehlich
Pauline (1 eps)
Laura Long
Trish (1 eps)
Cass Buggé
Patty Doyle (1 eps)
Devin McCarthy
Janice (1 eps)
Kate Rodman
Megan (1 eps)
Leia Hurst
Barbara (1 eps)
Benjamin Burton
Murph (1 eps)
Nick Echols
Chaddie (1 eps)
Matt Battaglia
John Glenn (1 eps)
Darin Cooper
Businessman (1 eps)
Korey Simeone
Doctor Chase (1 eps)
Nick Heyman
Sentry (1 eps)
Martin Grey
Scott Kraus (1 eps)
Matthew Downs
Police Officer (1 eps)
John Rubinstein
Doctor Marsten (1 eps)
Scott Alan Smith
Dr. David Josephson (1 eps)
Germain Arroyo
Anthony (1 eps)
Brian D. Johnson
Grush (1 eps)
Kevin Glikmann
Jerry Biddle (1 eps)
Jan Munroe
Dr. Weddle (1 eps)
Aria Song
Cecilia Liu (1 eps)
Zakary Risinger
Jimmy Stevens (1 eps)
Alex Skinner
Telex Guy (1 eps)
Mel Fair
Reporter 1 (1 eps)
Stephen Jared
Reporter 2 (1 eps)
Chi-Lan Lieu
Reporter 3 (1 eps)
James Thomas Gilbert
Protest Man (1 eps)
Clint Culp
Guy at Bar (1 eps)
Penny O'Brien
Doreen Campbell (1 eps)
Steve Olson
Astronaut #1 (1 eps)
Marianne Lu
Astronaut #2 (1 eps)
Jay Liu
Adam (1 eps)
Don Brunner
Rotary Member 1 (1 eps)
Robbie Troy
Rotary Member 2 (1 eps)
Fred Cross
CAPCOM (1 eps)
Anand Mahalingam
ASCAN #1 (1 eps)
Tyler Lofton
Corey (1 eps)
Mindy Montavon
Waitress (1 eps)
Ian McQuown
Photographer (1 eps)
Caitlyn Knisely
Instructor Sarah (1 eps)
Yaani King Mondschein
Rae Poole (1 eps)
Chris L. McKenna
Doug Price (1 eps)
Bruce Weitz
William Waverly (1 eps)
Lori Dorfman
Bartender (1 eps)
Rob Norton
Sgt. John Perkins (1 eps)
Heather McPhaul
Nurse (1 eps)
Yakov Kolontarov
Russian Guard (1 eps)
Robert Werner
Victor, Engineer (1 eps)
Carolyn Crotty
Coral Hiscoe (1 eps)
Andrew Gonzalez
Leland Davis (1 eps)
Troy Metcalf
Uniformed Security Guard (1 eps)
Mele Ihara
Elise (1 eps)
Lily Huynh
Linh (1 eps)
Wendy Schenker
Dr. Mitchell (1 eps)
Long Nguyen
Kelly's Dad (1 eps)
Lauren Sweetser
Jewel (1 eps)
Dustin Seavey
Lee Atwater (1 eps)
Jinny Chung
Liz Phang (1 eps)
Alim Kouliev
Soviet Diplomat (1 eps)
Joe Sobalo Jr.
Jonathan Gatos (1 eps)
Ashley Jones
Yvonne (1 eps)
Brooke Burgstahler
Chelsea (1 eps)
Mariel Taren
Controller Whitney (1 eps)
Milo Cragnotti
Scotty Wilson (1 eps)
Ian Bamberg
Byron (1 eps)
David Chan
Rin (1 eps)
Jarod Bainbridge
Dean Lyman (1 eps)
Erika Fong
Renee (1 eps)
Umberto Celisano
Hans (1 eps)
Manny Cartier
Ira (1 eps)
Ryan Keith Turner
Driver (1 eps)
Derek Webster
Commander Rich LaPorte (1 eps)
Andres Londono
Joaquin Asencio (1 eps)
Thomas Crawford
Pastor Dirkson (1 eps)
Kyle Louis
DJ (1 eps)
John Ruby
Controller John (1 eps)
Sean Muramatsu
Controller Steven (1 eps)
Lola Paja
Polaris Crew Member (1 eps)
Jonny Coyne
Peter Strauss (1 eps)
Samantha Boscarino
Jenna (1 eps)
Brian Oblak
Officer (1 eps)
Sasha Biktagir
Roscosmos Flight Controller (1 eps)
Tempany Deckert
Engineer 1 (1 eps)
Jay Charan
Engineer 2 (1 eps)
Tony Curran
Clarke Halladay (1 eps)
Heidi Sulzman
Sylvie Kaplan (1 eps)
Debbie Pollack
Zizzo Glover (1 eps)
Michael Charles Vaccaro
Jack Gould (1 eps)
Alexander Jo
Cal (1 eps)
Jessica Galinas
Anne Baranov (1 eps)
Leo Marz
Peter Baranov (1 eps)
Wade Harlan
Sergeant Jamie O'Neal (1 eps)
Thomas Steven Varga
Guido - NASA (1 eps)
Monica Bhatnagar
Controller - Helios (1 eps)
Geoff Nathanson
Reporter (1 eps)
Joseph Beck
Karl Rove (1 eps)
Michael McMillian
Elliott Lewis (1 eps)
Patrick Labyorteaux
Congressman Willie Baron (1 eps)
Andrew Brian Carter
Cliff Berger (1 eps)
Casey Feigh
John Blystone (1 eps)
Chris Gann
William Piltz (1 eps)
Michelle Bonilla
Victoria Rodriguez (1 eps)
Kaipo Schwab
Ex-NASA Astronaut (1 eps)
Aleisha Force
NASA Engineer #1 - Melanie Stanton (1 eps)
Scott Rosendall
NASA Engineer #3 - Steven (1 eps)
Zedrick Restauro
NASA Controller - Andrew (1 eps)
Chet Dixon
Helios Engineer #1 - Geoffrey Keller (1 eps)
Cole Stratton
Helios Employee - Warren (1 eps)
Leah Zhang
Helios Employee - Gwen (1 eps)
Aliysa Shareef
Helios Employee - Sophie (1 eps)
Eric Satterberg
Helios Employee - James (1 eps)
Jason Andre Smith
Helios Employee - Ted (1 eps)
Jason Her
North Korean Cosmonaut - Park Chol (1 eps)
Shane Denil
American Neighbor (1 eps)
Andrew Ghai
Reporter #2 (1 eps)
Mac Brandt
Tom Parker (1 eps)
David Theune
Tom Gamon (1 eps)
Jay Paulson
Colonel George Peters (1 eps)
Ellie Grace Pomeroy
Avery Stevens (1 eps)
Sheldon Coolman
Controller - CSC Mission Control (1 eps)
Matthew Um
Props (1 eps)
Alex Demkin
Russian Controller (1 eps)
Alex Alexander
Helios Receptionist (1 eps)
Kelsi Roberts
Brenda (1 eps)
Keith Barber
Delmar (1 eps)
George Zlatarev
Customer (1 eps)
Boris Georgiev
KGB Agent (1 eps)
Vladimir Dimitrov
Father (1 eps)
Heather L. Tyler
Astronaut's Wife (1 eps)
Kathryn Lieb
Danielle's Aide (1 eps)
Theodor Papazov
Soviet Policeman #2 (1 eps)
Georgi Nizamov
Middle-Aged Man (1 eps)
Hristo Terziev
Younger Man (1 eps)
Tania Raymonde
Athena (1 eps)
Konstantin Lavysh
Lieutenant Stepan Gura (1 eps)
Nikolai Tsankov
Colonel Vidor Kolikoff (1 eps)
Daniel Juhn
PRK Engineer - Gwan Jin Tao (1 eps)
Lisa Dobbyn
Supervisor (1 eps)
Donovan Patton
Controller #2 (1 eps)
Jim O'Brien
Lockheed Martin Executive (1 eps)
Atul Singh
Northrop Grumman Executive (1 eps)
Jennifer Popagain
Raytheon Executive (1 eps)
Aleksandar Hristozov
Moscow Police #1 (1 eps)
Hristo Petkov
Moscow Police (Van) (1 eps)
Kathe Mazur
Katherine Hobson (1 eps)
Rachael Thompson
Leia Ascott (1 eps)
Luke Barnett
Mike Shaw (1 eps)
Nicholas Kolev
Yevgeniy (1 eps)
Danny Yang
Controller (1 eps)
Martina Vachkova
Cashier (1 eps)
Yasen Atanasov
Engineer #1 (1 eps)
Martin Petrushev
Engineer #2 (1 eps)
Valeri Ross
Malaika Ayesa (1 eps)
Dustin Ingram
Brandt Darby (1 eps)
Jon Levine
Ron Klain (1 eps)
Madara Jayasena
Natalie Morioka (1 eps)
Libby Baker
Kate Marsteller (1 eps)
Rami Essa
Ramsey (1 eps)
Ian Gary
Helios Crew Member (1 eps)
Reid Rathore
Off-duty Helios Worker (1 eps)
Yuji Hasegawa
Kenji Okumura (1 eps)
Deepti Gupta
Kapalna Naran (1 eps)
Yaron Shavit
Helios Worker (1 eps)
David Bowe
CIA Dep. Director Robert Burks (1 eps)
Magdalene Keh-Vick
Julie Musgrave (1 eps)
Will Vought
Jeremy Rust (1 eps)
Chris Jaymes
Nick Jennings (1 eps)
Yavor Gadzhev
Pasha (1 eps)
Amy Schloerb
Tech Director (1 eps)
Andrew Hansen
Ops Controller - Howard (1 eps)
Vivan Dugré
Ops Controller - Quintero (1 eps)
Chris Alvarez
Astronaut (1 eps)
Michael Gaines
Helios Shift Worker (1 eps)
Heather Lee
Muriel Bezukhov (1 eps)
Timothy E. Goodwin
Cliff Hooper (1 eps)
Autumn Bell
Bethany (1 eps)
Eli Fucile
Harry (1 eps)
Brooks Anne Hayes
Bobbie (1 eps)
Emil Beheshti
Hotel Waiter (1 eps)
Hedyeh Falsafi
Natalie Talmadge (1 eps)
Dimitri Kornakov
KGB Handler - Anatoly (1 eps)
Maz Nieviarovski
Assassin (1 eps)
Rafiq Batcha
Ops Radar Controller (1 eps)
Sasha Golberg
Ops Ranger CAPCOM (1 eps)
Matt Jennings
Crew Member - Mars Ops Com (1 eps)
Jennifer L. Marshall
Lynn Hegarty (1 eps)
Kurt Quinn
Frank Tuttle (1 eps)
Suzanne H. Smart
Motel Clerk (1 eps)
Leo Seo
Kim Byung Soo (1 eps)
Chen Chen Julian
Nam Moon Yeong (1 eps)
Alex Cacho
Ops Comm Controller (1 eps)
Emi Nishimura
Ops JAXA Controller (1 eps)
Mustafa Haidari
Atilla Yucer (1 eps)
Hans Obma
Jan Huebner (1 eps)
April Mae Davis
Courtney Johnson (1 eps)