This film is one of the rare occasions when Forest Whitaker lends his tenor voice for a film.
Brandy Norwood confirmed in an interview that she lost the role of 'Angel' to Mary J. Blige.
Angela Bassett plays a preacher's wife in this film. In 1996, her "Waiting to Exhale" co-star Whitney Houston played the title role in "The Preacher's Wife". The preacher in that film was played by Courteney B. Vance, Bassett's real-life husband.
Jennifer Hudson's second musical drama film, her first musical film was Dreamgirls (2006).
This is Angela Bassett's and Forest Whitaker's second collaboration. Their first was "Waiting to Exhale" (1995), which Whitaker directed and in which Bassett starred.