A genuinely moving and powerful doc about one of the great funk bands ever, that just happened to be a high school band.
—Kirk Honeycutt Hollywood Reporter
You may never have heard of the Kashmere Stage Band, but by the end of Thunder Soul you will wonder why.
—Jeannette Catsoulis New York Times
...offers a heaping helping of uplift while documenting the past triumphs and recent reunion of a predominantly black Houston high school's singularly accomplished jazz stage band.
—Joe Leydon Variety
Sometimes you just can't fight the funk; as much as you might resist the film's more maudlin scenes, not succumbing to the band's signature tune, "Head Wiggle," is impossible.
—Melissa Anderson Village Voice
It traffics in broad feeling and fluff, but despite the familiarity of its themes, manages to not turn cloying.
—Jesse Cataldo Slant Magazine