The Blacklist - Episode 1.17 - Title Change By Bradley Adams (March 21, 2014, 11:05 pm) The Blacklist

Episode was previously titled 'Ivan'.

"HARRISON LEE"

03/24/2014 (10:01PM - 11:00PM) (Monday) : A HIGH-TECH CYBER DEFENSE ASSET IS STOLEN BY A MYSTERIOUS ASSAILANT – MARK IVANIR ("ROYAL PAINS") GUEST STARS – When a new cyber defense asset gets stolen all roads lead to a Russian cyber terrorist known only as "Ivan" (guest star Mark Ivanir). With Red’s (James Spader) assistance, Liz (Megan Boone) discovers a huge cover-up. Meanwhile, new evidence surrounding the disappearance of Jolene (guest star Rachel Brosnahan) helps unravel some of the mystery behind Tom (Ryan Eggold). Diego Klattenhoff, Harry Lennix and Parminder Nagra also star.

Source: