- Josh McKenzie - Lucas Hayes
- Chloe De Los Santos - Lilly Castillo
- Tonantzin Carmelo - Paara
- Michelle Vergara Moore - Ella Jones
- Nicholas Gonzalez - Levi Brooks
- Jon Seda - Sam Velez
- Mark Lee - Silas Mason
- Virginie Laverdure - Dr. Sophia Nathan
- Toby Truslove - Senior Agent Adam Markman
- Angela Nica Sullen - Officer Baker
- Pacharo Mzembe - Tony Greene
- Stephen Lopez - Billy Fisher
- Kimberley Joseph - Captain Katherine Souza
- Ione Skye - Jessica Harris
- James Huang - Dr. Peter Shen
- Ming-Zhu Hii - Dr. Rebecca Aldridge
- Tom Stokes - Eddie
- Diesel La Torraca - Isiah
- Vanessa Buckley - Diana
- Carolyn Rey - Mrs. Velez
- Molly Moriarty - Carly
- Liz Esguerra - Mom
- Tegan Crowley - Tourist
- Greg Hatton - Virgil
- Byron Coll - Franklin Marsh
- Salim Fayad - Tunnel Guard
- Will Jones - Fort Person #1
- Damien Fotiou - Judah
- Damien Fotiou - Judah (uncredited)
- Melissa Neal - Dr. Caroline Clark
- Tim Kano - Anthony
- Priscilla Castell - Maddy
- Martin Sensmeier - Taamet
- Josh Kalender - Curtis Harris
- Alex Papps - Professor
- Akosia Sabet - Receptionist
- Jonno Roberts - James
- Simone McAullay - Kiera
- Andrew Bongiorno - Lazarus Guard
- Adam Fiorentino - Wyatt
- Louisa Mignone - Jane
- Peter O'Hanlon - Exile #3
- Danny McGinlay - Search Party Member #1
- Nicholas Coghlan - Elliot
- Michael Mack - Scientist #1
- Asmara Feik - Petra
- Amali Golden - Catherine
- Nathan Langworthy - Driver
- Chantelle Jamieson - Ruth
- Maddison Andrews - Fort Girl
- Annabelle Stephenson - Sophie
- Aaron Cottrell - Soldier
- Emm Wiseman - Woman / Helena
- Nick James - Bank Teller
- Tracey Lee Maxwell - Ladera Soldier
- Duncan Ragg - Aide
- Chris Matheson - Transport Guard #2
- Brad McMurray - 1965 Guard #1
- Aveena Anthony - Ultrasound Doctor
- Isaac Bernauer - 1965 Guard #2
- Ivy Fox - Julia Velez (uncredited)
- Avi Nir
- Amanda Mitchell
- Christopher Hollier
- Rob Wright
- Jerome Schwartz
- Rachel Kaplan
- James S. Levine
Ione Skye hace el papel de Jessica Harris.
Eoin Macken hace el papel de Gavin Harris.
Chiké Okonkwo hace el papel de Ty Coleman.
Rohan Mirchandaney interpreta a Scott Israni en la serie.
Lily Santiago hace el papel de Veronica Castillo.
Josh McKenzie hace el papel de Lucas Hayes.
Jon Seda interpreta a Sam Velez en la serie.
Capítulo disponible en las siguientes plataformas:
