The film was directed by Iulian Mihu and scripted by Ioan Grigorescu.
The titular roles are played by Radu Boruzescu [ro] and Julieta Szönyi.
Screenwriter Ioan Grigorescu and director Iulian Mihu held "long and resultful discussions" with George Călinescu about an adaptation of his novel, Enigma Otiliei [ro].
[1] But in fact, what Vieru uses in this song is a mode he had widely used in his earlier works from the 1960s (Cello concerto n°1, Chamber Symphony, The Struggle against Inertia).
The song was played by Aurelian Andreescu and was used before the credit titles in the beginning of the film.