The Lion King (1994)
(Suggested by Breumaster) “The murder of Mufasa by Scar, and Scar's dark conspiracy with the hyenas to overtake the kingdom.” And … “The conspiracy scene is a hint on any fascistic reign or dictatorsh…
I’m starting this poll off with ones that I think went straight to black or pretty much the worst. But I’m leaving the rest to you to suggest some that you think went dark. Bring them to the light here for inclusion. Just make sure they are rated over 6.0. I confess that I haven’t seen all of the Disney films but I have seen a lot.
* That was typed deliberately for emphasis.