A FUTURE KING IS BORN â In Disneyâs all-new âThe Lion King,â Simba idolizes his father, King Mufasa, and takes to heart his own royal destiny. Featuring JD McCrary and Donald Glover as young Simba and Simba, âThe Lion Kingâ roars into U.S. theaters on July 19, 2019. ©2019 Disney Enterprises, Inc. All Rights Reserved.