Thea Gabriele von Harbou (27 December 1888 – 1 July 1954) was a German screenwriter, novelist, film director, and actress. She is remembered as the screenwriter of the science fiction film classic Metropolis (1927) and for the 1925 novel on which it was based. von Harbou collaborated as a screenwriter with film director Fritz Lang, her husband, during the period of transition from silent to sound films. Source: Wikipedia (en)