KIO: THE REAL LION KING This follows the real, unscripted story of a Maasai Mara lion cub — from a vulnerable young cub all the way to becoming a pride leader. Four years in the making. More than 1,400 days spent in the field capturing his life as it actually happened. And the team behind it is serious: Executive Producers: Jon Favreau and Mike Gunton Narrated by O.J. Lynch Score by Hans Zimmer + Nairobi Chamber Chorus Documentary series made by Disney, Hulu and NatGeo.