"Men"
1985
Directed by Doris Dorrie

Doris Dorrie's runaway hit of a screwball comedy about  a businessman (Heiner Lauterbach) who discovers his wife is having an affair with a Bohemian artist. Disguised as the artist's roommate, Lauterbach watches, waits, and plots a strange reversal on the unsuspecting couple. German with English subtitles.  99 minutes.