: Scientists Dr. Laura Baker and Press Lennox return to track Ross using Eve , a more docile, genetically engineered clone of the original alien .

: Astronaut Patrick Ross is infected by extraterrestrial DNA during a mission to Mars . Upon returning to Earth, he begins a violent spree of impregnating women to spread the alien species .

is a science fiction horror sequel directed by Peter Medak . While the original film was a box-office success, this installment was critically panned and became a box-office bomb, grossing only $19.2 million against a $35 million budget . Movie Summary

: The team discovers that the alien species lacks immunity to human genetic diseases like sickle-cell anemia , which they use to stop the outbreak .