The main characters in 'House of Leaves' include Johnny Truant. He discovers the manuscript that forms a large part of the novel's narrative. Another important character is Zampanò, the author of the manuscript that Johnny finds.
In 'House of Leaves', Johnny Truant is a central character. He is a bit of a lost soul, and his discovery of Zampanò's manuscript sets the story in motion. Zampanò himself is also a key figure. His manuscript about the strange house and the events related to it is the heart of the mystery in the novel. There is also Karen Green, who has a relationship with Johnny and gets involved in the strange events related to the house in the story.
Well, Johnny Truant is a main character in 'House of Leaves'. He's this complex character with his own issues and a rather chaotic lifestyle. His exploration of Zampanò's manuscript is what drives much of the story forward. Zampanò, the writer of the manuscript, is also crucial. His work, which seems to document the strange and ever - changing house, is full of mystery. And Karen, who is associated with Johnny, she also becomes a part of the whole strange situation as the story progresses. These characters' interactions and their individual stories are what make the novel so engaging and complex.