The blind is from 2009 when Castle was new. It's a reveal not a new blind.
Totally agree Twingle - B-Z list celebs are really hard to work out particularly given the different ratings people would have in different countries.
I must admit I follow both of them on Twitter (not sure why I always end up watching something on tv then going onto Twitter to see what they're like) and they never interact at all. I'll be watching now for him heaving in the snogging scenes