Warner Bros. picks up <i>The Devil in the White City</i> for Leonardo DiCaprio Warner Bros. has acquired the rights to Erik Larson's non-fiction book The Devil in the White City: Murder, Magic And Madness At The Fair That Changed America.

Leonardo DiCaprio will star as Dr. HH Holmes in this tale about a Chicago serial killer stalking prey at the World's Fair. Graham Moore will write the screenplay.

There is no set start date for The Devil in the White City. Production is expected to start early next year.