
"Phantasm III: Lord of the Dead" fits squarely within the science fiction horror genre, featuring several hallmark elements such as a supernatural antagonist, suspenseful chase sequences, and a blend of reality with otherworldly dimensions. Typical genre elements include the presence of a menacing, almost otherworldly villain known as the Tall Man, whose origins and powers are steeped in mysterious science fiction lore. The film also incorporates themes of survival against a powerful evil force, surreal dreamlike sequences, and grotesque creatures like lethal flying spheres, all common in sci-fi horror. What distinguishes this installment from other science fiction titles is its unique fusion of horror motifs with a deep, ongoing mythology about death, the afterlife, and manipulation of space and time. Unlike conventional sci-fi that often leans heavily on futuristic technology or space exploration, "Phantasm III" uses these elements to create a dark, eerie atmosphere focused on psychological terror and nightmarish scenarios, making it a cult classic within the genre.