The Man from Planet X (1951)

Professor Elliot and his daughter have had an observatory with a telescope on a small island in the north of Scotland for some years. From there they contemplate the Universe as a whole and, specifically, Planet X. Mears, a renowned doctor and John Lawrence, an American journalist, are also part of the team that will account for such a discovery for the history of mankind. However, a new visitor will arrive on the remote island.