A backdrop movie is a type of film that uses a large painted canvas as the background for the action. The crossword solutions for this term are SET (3 letters), ALPS (4 letters), SCRIM (5 letters), OLEO (4 letters), NILE (4 letters), and ANDES (5 letters). The SET solution could refer to the setting of the movie, while the ALPS, SCRIM, OLEO, NILE, and ANDES solutions could refer to the various mountain ranges that can be used as backdrops in movies.