Jekyll & Hyde - A New Life - Free Downloadable Sheet Music Jekyll & Hyde Sheet Music. Jekyll & Hyde is a Broadway musical based on the novel, The Strange Case of Dr Jekyll and Mr Hyde by Robert Louis Stevenson. The original stage conception was by Steve Cuden and Frank Wildhorn. The music was composed by Jekyll & Hyde Sheet Music Downloads at Musicnotes Download sheet music for Jekyll & Hyde. Choose from Jekyll & Hyde sheet music for such popular songs as This Is the Moment, Someone Like You, and Bring On the Men. Print instantly, or sync to our free PC, web and mobile apps.