Montserrat Prous, a prolific Catalan actress between the 1960s and 1980s, appeared in a wide variety of film genres throughout her career, with horror being one of her most common fields of activity. Prous became one of the muses of filmmakers such as Jesús Franco, with whom she worked on films now considered cult classics, such as The Sinister Eyes of Dr. Orloff (1973) and A Grave Silence (1972).