Grimm episode 1×11 ‘Tarantella’ airs tonight on NBC at 9pm! Amy Acker is guest starring as a spider like creature that has to suck out the insides of men in order to survive! Check out the episode’s sneak peeks here to learn more about Acker’s character and the crime she commits.

Episode synopsis:

A string of homicides leads Nick and Hank to a woman with a deadly secret — Amy Acker guest stars–Nick (David Giuntoli) and Hank (Russell Hornsby) find themselves on the hunt for a deadly heart breaker leaving behind a web of dead bodies. Meanwhile, Nick’s growing recognition among the creature world is starting to threaten not only his safety but Juliette’s (Bitsie Tulloch) as well, and it may be time for him to take action to keep her safe. Silas Weir Mitchell, Sasha Roiz and Reggie Lee.