I found some more.
Misha Segal did the music.
https://www.imdb.com/name/nm0002226/https://mishasegal.com/index.htmAnd I found this on Google but I'm not finding anything on the site -- either on that page or with a search of the site. It came up in the Google results.
"Moscow International Film Festival
Spring 1941 // Wiosna 1941 / Aviv 1941. Israel / Poland, 2007, 124 min. ... She is the guest of honor in a Gala concert where she will play
Dvorak's cello concerto. But the Familiar sites and the sounds of the cello make her mind wonder to ... The plot of the film is freely based on the classic American novel «The ...
moscowfilmfestival.org/eng/31/program/3108/"