The Blacklist 2×07 “The Scimitar” – When an Iranian nuclear scientist is suspiciously assassinated, a revenge ploy begins against a valued American. Red (James Spader) informs agents Keen (Megan Boone) and Navabi (Mozhan Marno) that a dangerously conniving hitman “The Scimitar” (guest star Waleed F. Zuaiter) has been sent to the job. Liz and Ressler (Diego Klattenhoff) find themselves in a tricky predicament as they investigate a surveillance lead. Agent Keen attempts to gather information on Berlin (Peter Stormare), while Red finds company with a woman working at a food truck. Amir Arison and Harry Lennix also star.