Jon Bokenkamp Creator, Executive Producer, Writer James Spader Raymond "Red" Reddington Actor, Executive Producer Megan Boone Elizabeth "Liz" Keen Actor Diego Klattenhoff Donald Ressler Actor Amir Arison Aram Mojtabai Actor Hisham Tawfiq Dembe Zuma Actor Harry Lennix Harold Cooper Actor Laura Sohn Alina Park Actor Hazel Mason Agnes Keen Guest Star Ginger Mason Agnes Keen Guest Star Gary Littman Dr. Clemons Guest Star Victoria Clark Mrs. French Guest Star Lukas Hassel Vandyke Guest Star Delphina Belle Beth Ryker, Young Woman Guest Star Jackson Loo Red's Doctor Guest Star John Eisendrath Executive Producer, Writer John Davis Executive Producer John Fox Executive Producer Lukas Reiter Executive Producer J.R. Orci Executive Producer Laura Benson Executive Producer John Terlesky Director