Frank Welker provided all the lion roars. Not a single recording of an actual lion roaring was used because the producers wanted specific sounding roars for each lion.
A few weeks before the film opened, Sir Elton John was given a special screening. Noticing that the film's love song had been left out, he successfully lobbied Jeffrey Katzenberg to have the song put back in. Later, "Can You Feel the Love Tonight" won him an Academy Award for Best Original Song.
The best-selling home video of all time, with more than 55 million copies sold to date.
The team working on the film was supposedly Disney's "team B," who were "kept busy" while "team A" worked on Pocahontas (1995), on which the production had much higher hopes. As it turned out, "The Lion King" became a huge critical and commercial success, whereas "Pocahontas" met with mixed reviews and a much lower box office.
The wildebeest stampede took Disney's CG department approximately three years to animate. A new computer program had to be written for the CG wildebeest stampede that allowed hundreds of computer generated animals to run but without colliding into each other.