When John Wyatt (John Wayne) was just a boy, he and his family were brutally attacked by a group of bandits who murdered his parents and kidnapped his brother. Now a grown man, John sets out to find his lost brother (Frank McGlynn Jr.) and the savage men who killed his mother and father. Along the way, he and his posse, the Singing Riders, belt out cowboy songs and engage in harrowing battles with dangerous outlaws. With each encounter, they draw closer to a reunion and a shocking revelation.