This is the final episode for Elisha Cuthbert (Kim). She is the only cast member (outside of Kiefer Sutherland) to appear in both the first and last season, and appeared in the fifth most amount of episodes at 79.
Original International Air Dates:
Australia: February 2, 2010 on 7TWO
Latin America: March 1, 2010 on FOX
Norway: March 7, 2010 on TV2 Zebra
Finland: September 14, 2010 on MTV3