Após escapar do planeta extraterrestre, a nave que transporta Ellen Ripley despenha-se numa remota e habitada refinaria de minério. Enquanto vive na refinaria até ser resgatada pelos patrões, Ripley descobre o motivo terrível por trás do acidente: um passageiro clandestino extraterrestre. À medida que o extraterrestre cresce e começa a matar os habitantes, Ripley desconhece que o verdadeiro inimigo é muito mais do que o extraterrestre assassino.

Adam is a young American wrongly accused of being an accomplice to murder while on shore leave in Liverpool. He is sentenced to death by hanging but the sentence is commuted to twenty years in a convict settlement in Australia.

Suave thief Colman is sent to Devil's Island, where he becomes romantically involved with the wife of sadistic warden Digges.

A group of ruthless pirates attack a 17th Century Huguenot settlement on the Isle of Devon in search of treasure and will stop at nothing to obtain it.