Now You See Me, Now You Don't

Now You See Me, Now You Don't  is the twelfth episode and it marks the summer finale of Season 4 of Pretty Little Liars. This episode is set to possibly air on August 27, 2013.

Synopsis
The Liars are lured back to Ravenswood on a mission to protect one of their own. 

Title and Background

 * The title might refer to Red Coat, A, The Black Widow or Alison DiLaurentis. Alison often appears in the Liars' hallucinations and disappears without a trace. Red Coat and A often show up around the Liars and/or attack them, and quickly get away.
 * Fans speculate that this may have something to do with Jenna Marshall and her sight.
 * Now You See Me, Now You Don't also refers to the titles of movies, TV show episodes, or songs or albums in pop culture.

Main Cast

 * Troian Bellisario as Spencer Hastings
 * Ashley Benson as Hanna Marin
 * Shay Mitchell as Emily Fields
 * Lucy Hale as Aria Montgomery
 * Janel Parrish as Mona Vanderwaal
 * Sasha Pieterse as Alison DiLaurentis

Guest Cast

 * Vanessa Ray as CeCe Drake
 * Tyler Blackburn as Caleb Rivers
 * Ian Harding as Ezra Fitz
 * Tammin Sursok as Jenna Marshall
 * Keegan Allen as Toby Cavanaugh
 * Bryce Johnson as Darren Wilden
 * TBA as Jackie
 * Lindsey Shaw as Paige McCullers
 * Sean Faris as Gabriel Holbrook
 * Ryan Guzman as Jake
 * Marcia Clark as Sidney Barnes

Trivia

 * Bryan began to write his outline on June 10, 2013.
 * Marlene and Bryan blended their outlines together on June 13, 2013.
 * The outline was completed on June 14, 2013.
 * Marlene started writing the script on June 16, 2013
 * The prop meeting was on June 22, 2013.
 * The script was finalized and completed on June 24, 2013.
 * The table read was on June 26, 2013.
 * Filming began on July 8, 2013, after a hiatus, and ended on July 16, 2013.
 * This episode marks Norman's 16th episode shooting PLL.