As TV production ramps up, lots of new characters are added - and perhaps offer some insight into the season ahead.
We caught up with the cast of NBC's Grimm at San Diego Comic Con.
A look back at season two, and some ideas of where we can go for season three.
Baron Samedi releases his hordes of zombies onto Portland, but he has a more nefarious goal than simply spreading chaos.
Zombies invade Portland
Nick is infected with the kiss of a muse, which causes him to become violently obsessed.
Aliens invade Portland!
We are getting early word on some big genre TV pickups.