Helen Horton’s voice is etched into sci-fi history as the eerie computer voice of the Nostromo in Ridley Scott’s Alien, a role that lingers long after the credits roll. Her distinctive presence also appears in Superman III, where she brought subtle gravitas to a supporting role amid the film's quirky tone. A seasoned character actress, Horton often slipped into roles that added texture and atmosphere, whether on stage or screen. She worked with notable directors and found her niche in projects that thrived on strong ensembles rather than star power alone. Fans of cult classics will likely recall her understated but vital contributions that help build immersive worlds, especially in science fiction and genre films. Her work remains a quiet but memorable thread connecting some of the most intriguing moments in late 20th-century genre cinema.