01/17/2018 (08:00PM - 09:00PM) (Wednesday) : 100th EPISODE. When Red (James Spader) goes on the hunt for a legendary treasure, he draws the attention of Abraham Stern (guest star Nathan Lane), a cunning manipulator who has devoted his life - and the lives of many innocents - to recovering the fortune that is his birthright. Meanwhile, Liz's (Megan Boone) quest sends her down a dark path, leading her to study the methods of one of the Blacklist's most dangerous criminals. Also starring Diego Klattenhoff, Harry Lennix, Amir Arison, Mozhan Marn�, and Hisham Tawfiq. Clark Middleton and Aida Turturro guest star.