Known Yet Not KnownNo posterKnown Yet Not Known1977Queuebrick VideoWatchedWWatchlistLFavoriteFLists1977Copy short linkKnown Yet Not KnownDirected by Basu Bhattacharya·1977RateRate9.0/10 avgAverage user ratingbasu bhattacharya filmDirectorBasu BhattacharyaCastCrewDetailsWhere to watchNo cast listed.