His ground-breaking albums such as the politically charged What's Going On revolutionised American soul, yet Marvin Gaye's personal life was marred by failed relationships, drug addiction and an abusive father who eventually destroyed him. This bittersweet profile features interviews with the singer and those who knew him, including Martha Reeves, plus performances of Let's Get It On, I Heard It through the Grapevine, Sexual Healing and others.