Pretty Little Liars2010 | TV Show

Cast & Crew  |  Episode Guide

Four estranged friends are reunited because of mysterious messages that suggest their missing friend is watching them and that someone knows their deepest secrets. Based on the series of books by Sara Shepard.

Premiered: June 8, 2010

Rating: TV-14

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Season 1, Episode 21 Monsters in the End

First Aired: March 14, 2011

Off. Reynolds keeps a close watch on the girls as Rosewood celebrates Founders' Day. Meanwhile, the girls hide their feelings and the status of certain relationships, such as Hanna's love for the boy who broke her heart and Spencer's friendship with Toby.

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Someone to Watch Over Me

Season 1, Episode 20

March 7, 2011

Next Episode

For Whom the Bell Tolls

Season 1, Episode 22

March 21, 2011

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