The H-Man (1958)

In the heart of Tokyo, an enigmatic chain of disappearances begins to unravel, with only the victims' empty clothing as cryptic clues. The police initially fixate on a missing drug dealer named Misaki, whose sudden vanishing leaves his nightclub singer girlfriend, Chikako Arai, in a shroud of suspicion. As the investigation thickens, even Misaki's hardened associates begin to evaporate into thin air, their clothes the sole witnesses to their unsettling fate. As the city's underbelly trembles in fear, a young scientist named Masada steps forward, weaving a chilling tale of an abandoned ghost ship discovered by fishermen. The ship, he claims, sailed through a radioactive cloud, birthing a living, predatory liquid that dissolved the crew to their bare threads. The fishermen, too, faced the same gruesome end, leaving only their clothes behind in a grim echo of the Tokyo disappearances. Initially, the police are skeptical, dismissing Masada's story as a fantastical myth. But when the liquid creature – eerily christened the H-man – strikes at Chikako's nightclub, even devouring a policeman, the law enforcement's disbelief crumbles. The threat of the H-man, a monstrous by-product of H-bomb testing, grows ever more tangible, its presence surging through the veins of Tokyo's sewer system. Now, as the city teeters on the brink of terror, the police must navigate a dual mission. They are tasked with not only unraveling the undercurrents of the criminal underworld but also battling against the clock to devise a strategy to obliterate the H-man. As the stakes rise, they must prevent this radioactive terror from consuming the entire citizenry of Tokyo, vanishing them into the eerie glow of its lethal embrace.

The H-Man is a horror movie featuring Haruo Nakajima.

The H-Man is currently streaming for free (ad-supported) on Tubi TV.