The Hidden Fortress (1958)
Is a remake of the 1958 Akira Kurosawa film.
When the prisoners run down the stairs to meet the army. This is a reference to the famous scene on the Odessa stairs.
An important secret hideout is located behind a waterfall, requiring men, women and horses to ride through the fall to enter the hideout
It is mentioned in a magazine ("Hidden Fortress").
Mentioned by Hiro("Hidden Fortress").
Mentioned by Ted.
Images shown; mentioned in discussion
Sage compares this movie to Zeriam.