With news of one last sinkhole opening, Gavin, Izzy and Dr. Nathan race to Seattle to launch a final rescue effort before it's too late. Eve embarks on a perilous journey to send a young boy though a portal in order to save her family.
Quest roles:
Mark Lee(Silas Mason), Toby Truslove(Senior Agent Adam Markman), Pacharo Mzembe(Tony Greene), Stephen Lopez(Billy Fisher), Damien Fotiou(Judah (uncredited)), Ming-Zhu Hii(Dr. Rebecca Aldridge), Tonantzin Carmelo(Paara), Diesel La Torraca(Isiah), Michelle Vergara Moore(Ella Jones), Virginie Laverdure(Dr. Sophia Nathan)