Other character links that were largely unanswered after Carnivàle's cancellation concern the trench war and the Hyde & Teller Company in relation to the emergence of the Carnivàle. Show creator Daniel Knauf, character biographies on the HBO website and the Pitch Document later provided detail for what was originally envisioned.[4][56] Although the nature of these sources does not qualify them for canon status, they provide a framework for hints dropped in the series.