讲述了四位不起眼的英雄的故事，他们确保没有学生被剥夺音乐的快乐。它还提醒人们，音乐可以是最好的良药、缓解压力的良药，甚至是摆脱贫困的良药。
Dana Atkinson
Self
Duane Michaels
Paty Moreno
Steve Bagmanyan
Ken Burget
Self - The Piano Tuner
Vincent Womack
Self - L.A.U.S.D. Music Teacher Since 19987
Boris Karloff
The Monster (archive footage) (uncredited)
Tom Parker
Self (archive footage) (uncredited)
Elvis Presley
