It appears that, as of this episode, Nick has replaced Grissom as the team's "bug guy".
Sara: Did you know that a 12-letter word for across the woods is Transylvania?
Nick: (sarcastically) Grissom? Is that you, Grissom?
International Episode Titles:
Czech Republic: Krvavý měsíc (Blood Moon)
Although listed in the opening credits, Paul Guilfoyle does not appear in this episode.
Original International Air Dates:
Canada: October 7, 2010 on CTV
Australia: November 4, 2010 on Channel 9
Sweden: November 22, 2010 on Kanal 5
United Kingdom: January 25, 2011 on Five/Five HD
Norway: February 22, 2011 on TVNorge
Slovakia: July 14, 2011 on JOJ
Germany: September 15, 2011 on RTL
Spain: September 27, 2011 on AXN
Czech Republic: February 7, 2012 on TV Nova
Nick: You know we had a case about 10 years ago where the killer had porphyria. (to Greg) Remember? She chopped her victims up and turned them into protein shakes.
Nick is referring to the case in the Season 1 episode "Justice is Served."