The discussion centers on films that feature relentless alien or supernatural threats stalking isolated groups of humans, emphasizing the tension created by characters being picked off one by one. "And Then There Were None" is highlighted for its similar theme and has multiple film adaptations. Other notable mentions include "Predator," which shares thematic elements with "Alien," and "The Cabin in the Woods," which subverts traditional horror tropes. Additionally, films like "John Carpenter's The Thing" and "Resident Evil" are recognized for their contributions to the genre. Overall, the conversation explores various films that effectively capture the essence of suspense and survival against a relentless foe.