Spoiler Alert: This post contains spoilers for Spider-Man: Across The Spider-Verse In Spider-Man: Across The Spider-Verse, audiences are introduced to a host of new characters. But the most important one is Miguel O’Hara, voiced by Oscar Isaac in an engaging standout performance. Since he was introduced in the comics in 1992, O’Hara is known as Spider-Man 2099 of Earth 928, and he was imbued with superpowers through an accidental merging of his DNA with a spider.