On the eve of war, and because he knew too many "secrets" to be set free, Brent was taken to Taylor""s jail cell, where he was astounded to see his fellow astronaut as a cellmate.The irreversible, voluntary cure was offered to treat undesired mutations and suppress mutants"" powers, allowing them to return to ""normal"" and assimilate into society.For authenticity""s sake, he tearjerker picture, from MGM""s British studio, was filmed at he Repton School that was founded in 1557, with actual students and faculty serving as extras in the cast.According to legend, Slytherin built a mysterious, hidden sealed Chamber of Secrets in the Hogwarts Castlethat could only be opened when his own true Slytherin Heir returned o the school to "unleash the horror within," and purge he school of all those who, in Slytherin""s view, were "unworthy o study magic" (they were known as Mudbloods).