Season 4 Episode 13 episode 13

Pretty Little Liars Season 4 Episode 13 "Grave New World" Photos

Pretty Little Liars Season 4 Episode 13 "Grave New World" Photos

*Read the guide for "Grave New World" right here! You can also check out the guide for the Ravenswood Pilot here, and photos for the Ravenswood Pilot here.

LUCY HALE, TROIAN BELLISARIO, ASHLEY BENSON, SHAY MITCHELL

Check out the girls in costume - and Caleb (Tyler Blackburn) in Ravenswood - in the photos for episode 13 of Pretty Little Liars' season 4 (a.k.a. the Halloween episode), "Grave New World" in our gallery below:

Source: ABC Family / Eric McCandless