Season 4

The season continues from where it left off in the third-season finale, where the girls were rescued from the burning building by who they believe is Alison. The girls begin looking for answers that could lead to Alison's whereabouts while dealing with the aftermath of Detective Wilden's murder and "A" intervening in their personal lives.

201324 EpisodesDrama, Mystery

Cast & Crew

Lucy Hale

Aria Montgomery

Janel Parrish

Mona Vanderwaal

Ian Harding

Ezra Fitz

Shay Mitchell

Emily Fields

Sasha Pieterse

Alison DiLaurentis

Ashley Benson

Hanna Marin

Troian Bellisario

Spencer Hastings

Laura Leighton

Ashley Marin

Episode Guide

The girls are reunited when they each begin receiving threatening messages from someone named "A," suggesting Alison is actually alive - and watching them.