Hotel Angel (Thai: เทพธิดาโรงแรม, or Theptida rong ram, also known as Angel) is a 1974 Thai drama film directed by Chatrichalerm Yukol, about a young woman (Viyada Umarin) who becomes involved in the sex trade in Bangkok. The film was premiered on 2 March 1974. Director Yukol spent nine months in a brothel researching the plot. During filming demonstrations broke out in Ratchadamnoen Avenue, Bangkok; part of the 1973 Thai popular uprising. Yukol left the studio and filmed the demonstrations, part of this footage was used in the film.