Valene on 'Knots Landing': 'Memba Her?! Valene on 'Knots Landing' 'Memba Her?! 4/16/2009 12:40 PM PT Joan Van Ark is famous for playing Valene Ewing on the '80s TV series "Knots Landing." Guess what she looks like now! Share on Facebook Share on X TV Memba Them