Watch The Seventh Grave (1965) (1965) HD Full Movie Free on solarmovie.do. Watch The Seventh Grave (1965) (1965) online free. A group of heirs gather in a castle in Scotland for the opening of the will of their wealthy relativ...A group of heirs gather in a castle in Scotland for the opening of the will of their wealthy relative, an eccentric doctor called Sir Reginald, who has apparently died from leprosy, but nothing is as it seems.