In 1872, an embittered gunslinger named John Henry Clayton attempts to make amends with his estranged father Reverend Samuel Clayton while their community is besieged by ruthless land-grabbers.

Four astronauts working at a lunar base suffer a meteor strike that brings an infection that leads to paranoia, fear and death.

Six forensic undergrads embark on a scientific expedition to a remote island that was once used as illegal biological testing grounds for life-term prisoners.