Marina Malfatti was an Italian actress.
Malfatti moved to Paris at the age of 17 where she attended the Cours d'Art Dramatique, the drama school founded by René Simon. Two years later, after returning to Italy, she obtained a scholarship for the Centro Sperimentale di Cinematografia and started appearing in films and on stage in some small roles.
Her theater career was launched by Arnoldo Foà who chose her as his co-star. Malfatti's stage career alternated comedic and dramatic roles.
During the 1970s, Malfatti was an icon of Italian horror films, especially of demonic background. In the 1980s, her career focused on theatre. In 1990 she began a critically acclaimed collaboration with stage director Luigi Squarzina.
Malfatti was married to the diplomat Umberto La Rocca.