Mary Lou Williams: The Lady Who Swings the Band (2015) is a Documentary film that follows jazz pianist Mary Lou Williams was a genius ahead of her time. From child prodigy to "Boogie-Woogie Queen" to groundbreaking composer to mentoring some of the greatest musicians of all time, she never ceased to astound those who heard her play. But for a Black woman in the early 1900s, life as a star did not come easy. Mary Lou Williams: The Lady Who Swings the Band is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.0 out of 10 from 2 votes. Fans of documentary movies may also want to explore similar titles below.