- James Spader (Raymond 'Red' Reddington)
- Diego Klattenhoff (Donald Ressler)
- Hisham Tawfiq (Dembe Zuma)
- Anya Banerjee (Siya Malik)
- Harry Lennix (Harold Cooper)
The Blacklist — S4E20
Episode: The Debt Collector
Air Date: 2017-05-11
Runtime: 43 min
Overview
When Liz becomes the target of a mercenary known as the Debt Collector, Red turns to an unlikely source for help. Meanwhile, Ressler faces an unexpected complication in his efforts to stay ahead of Agent Gale's investigation.