That Most Important Thing: Love (1975)

Servais Mont, a photographer, meets Nadine Chevalier who earns her money starring in cheap soft-core movies. Trying to help her, he borrows the money from the loan sharks to finance the theatrical production of 'Richard III' and gives Nadine a part. Nadine is torn apart between Servais, for whom she is falling in love, and her husband Jacques, to whom she has moral obligations.

That Most Important Thing: Love is a drama movie featuring Romy Schneider.

That Most Important Thing: Love is currently streaming for free (ad-supported) on Kanopy and it's also available on Hoopla.

It is also possible to buy That Most Important Thing: Love on Amazon Video, Apple TV and Vudu or rent it on Pantaflix.