Lonely Wives
Zum zweiten Frühstück: Heiße Liebe (original)
An oft-naked male reporter decides to do an expose on "sexual widows", housewives who are neglected by their busy husbands. - This cheaper sex film is disguised as a report about green widows.
Starring Ingeborg Steinbach, Ingrid Steeger, Evelyn Gutking-Bienert, Ingrid van Bergen, Andreas Mannkopff, Michael Büttner, Ewa Strömberg, Frank Glaubrecht, Bernd Bergemann, Rena Bergen
Watch "Lonely Wives" on Philo (Epix) released in 1972. It's a comedy and drama movie, and has a rating of 4.5 out of 10 from Imdb which is fairly low for this kind of movie.