The Debt Collector: When Liz (Megan Boone) becomes the target of a mercenary known as the Debt Collector, Red (James Spader) turns to an unlikely source for help. Meanwhile, Ressler (Diego Klattenhoff) faces an unexpected complication in his efforts to stay ahead of Agent Gale’s (Enrique Murciano) investigation.
Fisher Stevens guest stars.
Series: The Blacklist Season 4 Episode 20
Air Date: Thursday, May 11, 2017
Time Slot: 10:00 PM-11:00 PM EST on NBC