- Released on August 19, 1961
- Running time: 101 minutes (Italy) | 94 minutes (USA) | 98 minutes ( France)
- Production Co.: Comptoir Français du Film Production (CFFP) | SpA Cinematografica
- Directed by Vittorio Cottafavi
- Written by Vittorio Cottafavi, Sandro Continenza, Duccio Tessari, Pierre Benoit and Nicolò Ferrari (as Archibald Zounds, Jr.)
- Starring: Reg Park, Fay Spain, Ettore Manni, Luciano Marin, Mimmo Palmara, Raf Baldassarre
- Editor: Maurizio Lucidi
- Strong yet sleepy Hercules discovers that the Queen of Atlantis is plotting to take over the world with superhuman warriors.
- Half Woman! Half Stone! THE WEIRDEST! THE WILDEST! Half Woman! Half Stone!
- The Might! The Muscle! The Splendour!
- Heroic Hercules battles the seductive powers of the wicked Queen of Atlantis!
- What Weird Sadistic Ritual Was The Secret of These Women?
- Half Woman! Half Stone!
Also known as
- Hercules Conquers Atlantis (original 1961 title)
- Ercole alla conquista di Atlantide
- Herkules erobert Atlantis
- Hercules and the Haunted Women