Baroness Alida Maria Laura Altenburger von Marckenstein-Frauenberg (31 May 1921 – 22 April 2006), better known by her stage name Alida Valli (or simply Valli), was an Italian actress who appeared in more than 100 films, including Mario Soldati's Piccolo mondo antico, Alfred Hitchcock's The Paradine Case, Carol Reed's The Third Man, Michelangelo Antonioni's Il Grido, Luchino Visconti's Senso, Bernardo Bertolucci's 1900, Georges Franju's Les Yeux sans Visage, and Dario Argento's Suspiria.