A woman disappears during a Mediterranean boating trip. During the search, her lover and her best friend become attracted to each other.
- Runtime: 144 min
- Released: 04 Mar 1961
- Genre:Drama, Mystery, Romance
- Starring: Gabriele Ferzetti, Monica Vitti, Lea Massari
- Writer: Michelangelo Antonioni, Elio Bartolini, Tonino Guerra
- Director: Michelangelo Antonioni
- Available countries: Italy, France