John Waters, left, as himself, and James Spader as Raymond "Red" Reddington in the season finale of "The Blacklist" on NBC.
John Waters, left, as himself, and James Spader as Raymond "Red" Reddington in the season finale of "The Blacklist" on NBC. Will Hart/NBC
John Waters, left, as himself, and James Spader as Raymond "Red" Reddington in the season finale of "The Blacklist" on NBC. Will Hart/NBC