In 1927, Metropolis was the first movie to portray a humanoid robot in film.  This piece is one of the first works of the science-fiction genre.  In Metropolis, the son of the city ruler and a poor worker team up to try and overcome the large separation between the classes in this futuristic urban dystopia.  Image is a picture of the humanoid robot from the movie Metropolis retrieved from Unknown - archivio personale, Public Domain, https://commons.wikimedia.org/w/index.php?curid=43577653.