Lin-Manuel Miranda Is Working on a Secret Disney MovieGermain Lussier11/15/16 2:30pm207EditPromoteGo to permalinkHe’s got Moana. He’s got Mary Poppins Returns. Eventually, he’ll have The Little Mermaid, too. But that’s not all when it comes to Lin-Manuel Miranda’s relationship with Disney. He’s also working on a secret movie with Byron Howard, one of the directors of Zootopia.