Producers originally wanted to cast Diana Ross and Billy Dee Williams in the principal roles. Diana Ross declined.
The mainly yellow and white dual-engine plane Maria flies off in at the end of the film is a 1973 Piper PA-23-250 Aztec, registration N40529. Its registration was canceled in 2013 - fate unknown.
Gladys Knight and actor/producer Barry Hankerson were married in real life at the time of this film. Their production company, L. G. N. Productions produced the picture, with the initials standing for Love, God, and Nature.
The $700 that Maria earns weekly as a bartender is the equivalent of almost $3,200 in 2020 dollars.