Grimm Spoilers: “Cold Blooded” & “12 Days Of Krampus” Grimm Spoilers: “Cold Blooded” & “12 Days Of Krampus”
Spoilers for the Grimm episodes Cold Blooded and 12 Days Of Krampus, and preview images for 12 Days of Krampus Grimm Spoilers: “Cold Blooded” & “12 Days Of Krampus”

NBC is showing two back to back episodes of Grimm on Friday night, December 13.

The first episode, airing at 9PM (ET), is called “Cold Blooded” and here is how NBC describes it. Alexis Denisof from Angel guest stars!

COLD BLOODED – A CRIME WAVE BREATHES NEW LIFE INTO AN URBAN LEGEND – ALEXIS DENISOF GUEST STARS — As a deadly crime spree begins to surface, a century-old urban legend takes shape in Portland’s sewers and becomes Nick’s (David Giuntoli) latest case. In Europe, Adalind (Claire Coffee) meets Prince Viktor (guest star Alexis Denisof) , who’s come to bring those responsible for his cousin Eric’s demise to justice. Meanwhile, Captain Renard (Sasha Roiz) responds to the recent attempt on his life. Bitsie Tulloch, Russell Hornsby, Silas Weir Mitchell, Reggie Lee and Bree Turner also star.

At 10PM (ET) NBC presents “12 Days Of Krampus.” While no photos for “Cold Blooded” are out (yet) we do have images for that one, which you can see below:

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GRIMM -- "12 Days of Krampus" Episode 308 -- Pictured: Derek Mears as Krampus -- (Photo by: Scott Green/NBC)

Grimm - Season 3Here’s how they describe “12 Days Of Krampus.”

TWELVE DAYS OF KRAMPUS – A DARK JUSTICE DESCENDS ON PORTLAND AS THE CHRISTMAS SEASON BEGINS — After a string of delinquent teens go missing, an old Wesen tale of an evil Santa who brings more than just a lump of coal may be the prime suspect. The investigation intensifies as Nick (David Giuntoli) and Hank (Russell Hornsby) take things a little too far. Meanwhile, Monroe (Silas Weir Mitchell) enlists Juliet (Bitsie Tulloch) to surprise Rosalee (Bree Turner) for their first Christmas together with unintended results. Elsewhere, Captain Renard’s (Sasha Roiz) tour of Europe brings him closer to tracking down Adalind (Claire Coffee). Reggie Lee also stars.

Craig Byrne, Editor-In-Chief

KSiteTV Editor-In-Chief Craig Byrne has been writing about TV on the internet since 1995. He is also the author of several published books, including Smallville: The Visual Guide and the show's Official Companions for Seasons 4-7.