Leslie's mentor who instructs him on the philosophy and theatricality of slasher villains. He believes killers act as sacrifices of evil to bring out good in the world.
Eugene teaches Leslie the ideology and performance principles behind his planned transformation.
Leslie introduces Taylor and the crew to Eugene as his mentor, and Eugene explains the philosophy and theatricality of killers like Leslie.
Eugene approves Mrs. Collinwood as a disposable target in Leslie's plan.
Eugene's wife suggests that Leslie kill the local librarian, Mrs. Collinwood, as a stinger kill, and Eugene agrees that the idea is good.