Sneak Peek new images from the Season 6 premier episode of "Castle", titled "Valkyrie", airing September 23, 2013 on ABC:
"...last season ended with 'Beckett' wrestling over whether to take a high-profile job in DC ...
"...a dilemma made more complicated when 'Castle' proposed to her.
"Now Castle and Beckett will deal with the consequences of their decisions...
"...against the backdrop of a high-stakes investigation..."
Guest star is Lisa Edelstein ("House").
Edlestein will appear in a three-episode arc as a "...tough and highly-skilled Federal investigator whose appearance plays a vital role in Beckett's decision about her future..."
Click the images to enlarge and Sneak Peek "Castle" Season 6...
