The film is presented by Diane Disney Miller, Walt’s daughter, is narrated by Dick Van Dyke and was officially sanctioned by the Disney founder’s family. It has never-before-seen colour home movies shot by Walt.
The Pantheon Pictures-produced project originally went out on ABC in the US.
It is distributed by GRB, which struck the UK deal.
The distributor also said it had licensed a package of docs to Docs de Cologne in Germany.
It picked up Until Proven Innocent: The Hannah Overton Story, Babies Behind Bars, I Cloned my Pet and Confessions of a Superhero.