The actors who provided voices for Antiquity and Solarius the Blue Wizard were uncredited for a long time until it was revealed it was Paul Frees who voiced the omnipotent Antiquity and Solarius the Blue Wizard
Actually made in 1982. Given a widely available direct to video release that year, despite not having an official theatrical release until 1986.
Loosely based on the novel 'The Dragon and the George' by Gordon R. Dickson.
The first theatrically released animated film for James Earl Jones later he would go onto voice one of the titular characters of Pinocchio and the Emperor of the Night (1989), Mufasa the Lion in The Lion King (1994), and a voice chip of Darth Vader in Robots (2005).