Castle: Casting related scoop on the season 5 finale (Episode 5x24 "Watershed") from TVLine's Matt Webb Mitovich

Here's some scoop on Castle from TVLine's Matt Webb Mitovich's weekly column Matt's Inside Line for the week of 5/9/13.

I’ll take any (and I mean ANY) scoop regarding Castle‘s season finale! Monday cannot come fast enough! –Martina
Awesome, because I have ANY scoop: Chuck alum Mekenna Melvin, we knew, guest-stars in Monday’s ep. I can now add that she’s playing Talia McTeague, a well-off Harvard student who shares a connection with the Victim of the Week.

Link to the full article:‘Grey’s Anatomy’ ‘Scandal’ ‘Falling Skies’ ‘Smash’ Spoilers - TVLine