In the Realms of the Unreal

Janitor Henry Darger spent decades creating a 15,000-page illustrated novel depicting an epic battle between good and evil. His fantasy world, combining religious imagery and heroic drama, remained undiscovered until his twilight years.

In the Realms of the Unreal is a 2008 biography documentary movie directed by Jessica Yu, starring Larry Pine, Frier McCollister, Dakota Fanning. It holds an IMDb rating of 7.3/10 from 2,326 votes and runs 1h 21m.