"Hercules Unchained" (1959) is an Italian, French, and Spanish sword-and-sandal film that follows a similar pattern to Kirk Douglas' "Ulysses" (1954). It’s more of the same story – a heroic figure loses his identity while under the influence of a beautiful woman on an island. “Samson and Delilah” (1949) is considered the high point of this kind of movie. Steve Reeves, known for his physique, portrays Hercules perf…