21Gollum
In Lord of the Rings, Gollum's pupils are tiny when he is in his "Gollum" persona, but they become much bigger when he switches to "Sméagol."
22Voldemort
Voldemort makes a living appearance in every Harry Potter film except for the Prisoner of Azkaban, but you can still see him appear inside a portrait in the movie.
23Jigsaw killer
In ‘Saw’ (2004), the Jigsaw killer’s identity is revealed early on when blueprints for the infamous reverse bear trap are seen on John Kramer’s hospital desk.
24Hannibal Lecter
In Silence of the Lambs, Hannibal Lecter tells Clarice that he ate a man's liver with fava beans and “a nice Chianti.” All of these foods interfere with MAOI antidepressants, which are used to treat various personality disorders as well. In other words, Hannibal wasn't taking his meds.
25Pennywise
In It (2017), Pennywise changes the color of his eyes from yellow to blue, which are the same color as Bill's, to lure Georgie. Also, during the sewer drain scene, Pennywise has one eye staring at Georgie while the other eye stares at the audience.
