측천무후
Secret History of Empress Wu, also known as Wu Zetian Mishi, is a Chinese television series based on the life of Wu Zetian, the only woman in Chinese history to assume the title of Empress Regnant. The series was directed by Cheng Feng and starred three actresses — Yin Tao, Liu Xiaoqing and Siqin Gaowa — as Wu Zetian, each playing the empress at a different stage of her life. It was first broadcast in mainland China on Hunan Satellite TV on 5 November 2011.