Playing For Time is a 1980 CBS television film, written by Arthur Miller and Fania Fenelon, based on Fenelon's autobiography, The Musicians of Auschwitz. Vanessa Redgrave stars as acclaimed musician Fania Fenelon. Playing For Time was based on Fenelon's experience as a female prisoner in the Auschwitz concentration camp, where she and a group of classical musicians were spared in return for performing music for their captors. The film was also adapted as a play by Arthur Miller. This was the last film of Daniel Mann, who co-directed with Joseph Sargent.
(Summary from Wikipedia)