Julius Berger (Eric Mabius) was Vice President of the Evacuation Program on Earth, instrumental in leading the evacuation to Carpathia. Berger is en route to the new planet on board transporter CT9, expecting the power and status he enjoyed on Earth.
President Richard Tate (Liam Cunningham) runs Carpathia and is dedicated to keeping the human species alive. He is a fair and respected leader who is determined to run the planet in a democratic way, yet he has made some tough decisions in the past which may prove divisive.
Stella Isen (Hermione Norris) is President Tate’s second in command. She is Head of Protection and Security (PAS), the faculty that aims to maintain order on the new planet. She has sacrificed everything to save humanity, and desperately misses those she left behind on Earth.
Cass Cromwell (Daniel Mays) is a PAS Officer who is unpredictable and fiercely loyal to Tate. His loyalty may have led him to take actions he now regrets, and there are hints his past may be very different to his life now on Carpathia – but he is proud of his new home and keen to maintain it.
Fleur Morgan (Amy Manson) is a young, bright and idealistic PAS Officer, who works closely with Cass Cromwell. She has found her stride on Carpathia and fights hard to protect what they’ve worked for. She has a great working relationship with Cass. Will it develop into something more?
Mitchell Hoban (Jamie Bamber) is Head of the Expeditionaries. Progressive and ambitious, he is frustrated at the established order and has his own ideas as to how the planet should be run.
Jack Holt (Ashley Walters) is second in command of the Expeditionaries, a group of courageous men who explore their new planet and bring back vital information about its landscape and conditions. Jack is tough, armed and potentially dangerous.
Rudi (Langley Kirkwood) is leader of the Advanced Cultivars, a group of genetically modified humans and one of Carpathia’s darkest secrets. Angered at the way they have been treated, Rudi is capable of exacting revenge on the people of Forthaven.
Lily Isen (Jeanne Kietzmann) is Stella’s daughter, who Stella had to leave behind on Earth when she came to Carpathia. Lost and troubled, Jeanne seeks answers.