The other telepathic twin who ruthlessly continues their violent 'project.' He manipulates Eve, impersonates his brother to prove a point, forces their parents to kill each other, attacks Jonah, and sets the house on fire. He ends up paralyzed alongside his brother.
Biological twins who share a deep but toxic bond throughout the film.
Seth manipulates and violates Eve to assert dominance and test Jonah's relationship.
Lampkin treats Seth as a co-suspect and attempts to break his telepathic resistance.
Explore the full interactive character relationship map of Seconds Apart