Interlude is a 1957 American CinemaScope drama romance film directed by Douglas Sirk and starring June Allyson and Rossano Brazzi.

[4] Sirk cited Serenade as the title of that book, but in March 2014, in a long article for Senses of Cinema in which he discussed all three works, critic Tom Ryan points out that Kristopher Mecholsky reveals that both films are based on Cain's The Root of His Evil.

Directed by Kevin Billington it starred Oskar Werner, Barbara Ferris and Virginia Maskell.

[3] Helen Banning, an American, moves to Munich, Germany to begin a new job with a cultural agency.

At the estate of a countess, Irena Reinhart, she finds Tony playing piano for a woman, Reni, unaware it is his wife.

He becomes attracted to the American woman and invites her to accompany him to Salzburg, Austria for a day, which leads to a few intimate hours together.