Melissa Roxburgh Michaela Stone Actor Josh Dallas Ben Stone Actor Athena Karkanis Grace Stone Actor J.R. Ramirez Detective Jared Vasquez Actor Luna Blaise Olive Stone Actor Jack Messina Cal Stone Actor Parveen Kaur Saanvi Bahl Actor Daryl Edwards NSA Director Vance Guest Star Thursday Farrar Dr. Williams Guest Star Jacqueline Antaramian Anna Ross Guest Star Tim Moriarty Powell Guest Star Mark Torres Nathan Ross Guest Star Alejandra Rivera Flaviá Amber Guest Star Edward Chin-Lyn James Lyn Guest Star Ethan Herschenfeld POP Scientist Guest Star Mehdi Barakchian UDS Scientist Guest Star Joshua Zisholtz Unshaven Panel Scientist Guest Star Bonnie Rose Moderator Guest Star Hope Blackstock Cable News Anchor Guest Star Nikolai Tsankov Marko Valeriev Guest Star Jose Guns Alves FPS Officer Guest Star Jen Keefe Geeky Panel Scientist Guest Star Jeff Rake Executive Producer Robert Zemeckis Executive Producer Jack Rapke Executive Producer Jackie Levine Executive Producer Felix Alcala Director Matthew Lau Writer MW Cartozian Wilson Writer