故事设定在未来世界，人们正寻找新的家园。飞行员里克·詹森(沃辛顿饰)为人类潜在利益参加军事实验，然而他变成了一个能在土星中生存的怪人。可军事实验的目的并不美好。
Sam Worthington
Lt. Rick Janssen
Taylor Schilling
Dr. Abi Janssen
Tom Wilkinson
Prof. Martin Collingwood
Agyness Deyn
Dr. Freya Upton
Nathalie Emmanuel
W.O. Tally Rutherford
Corey Johnson
Petersen
Aleksandar Jovanović
Sergeant Johan Werner
Steven Cree
Major Timothy Pike
Diego Boneta
Dr. Luis Hernandez
Noah Jupe
Lucas Janssen
Naomi Battrick
Rayenne Gorski
Aaron Heffernan
Zane Gorski
Alex Lanipekun
Andrew Rutherford
Nathalie Poza
Cpt. Vita Ramos
