The Blacklist 6x15 "Olivia Olson" Season 6 Episode 15 Promo - The Task Force searches for a woman who specializes in hostile takeovers of criminal organizations, and may have intelligence connected to an international conspiracy involving presidential advisor Anna McMahon (guest star Jennifer Ferrin). Meanwhile, Aram (Amir Arison) enacts a daring plan to gain leverage over Red (James Spader.)