Crossword clues for the word: KLAATU The word KLAATU has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for KLAATU Showing 1 to 5 of 5 results Clue(s) "Alien in ""The Day the Earth Stood Still""" "Alien visitor in ""The Day the Earth Stood Still""" "The Day the Earth Stood Still" alien 1951 movie alien Famous movie alien