James Spader

as Raymond "Red" Reddington

Diego Klattenhoff

as Donald Ressler

Harry Lennix

as Harold Cooper

Hisham Tawfiq

as Dembe Zuma

Amir Arison

as Aram Mojtabai

Megan Boone

as Elizabeth Scott Keen

Mozhan Navabi

as Samar Navabi

Ryan Eggold

as Thomas Vincent "Tom" Keen

Laura Sohn

as Agent Alina Park

Anya Banerjee

as Siya Malik