Ernesto Gastaldi, Luciano Martino, Richard Harrison, Alberto De Martino, Mario Guerra, Anna Ranalli, Arturo Dominici, Leo Anchóriz, José Mallorquí, Edoardo G. Conti, Vittorio Vighi

Perseo l'invincibile is a movie starring Richard Harrison, Anna Ranalli, and Arturo Dominici. A warrior does battle against the evil Medusa, her army of stone warriors and a monstrous dragon.