Catherine, invited to her father's fiftieth birthday, accepts after he announces the arrival of Gregory, a mysterious young man. There, she learns more about him but fails to meet him. Her desire to find the unknown becomes obsessive. Her brother, with whom she had an incestuous relationship a few years earlier, tries to hold her back, but Catherine decides to fly back to Rome.
Sister, Brother, Lover... a most irregular triangle.
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Did You Know?
turned down the role of Joe Buck in Midnight Cowboy
(1969) to take his role in this movie. When asked in an interview if he later regretted it, he said, "No. I don't believe in regret, and I got a free trip to Europe." See more
Music by Ron Grainer
Lyrics by Don Black
Sung by Georgie Fame See more