Where can you watch past episodes of Pretty Little Liars?

Pretty Little Liars is available to watch on the ABC Family website for viewers in the United States, as of October 2015. It is also available to download on iTunes and Amazon.

Pretty Little Liars is an American teen television show that follows the lives of four girls as they are threatened by a mysterious character following the death of their friend. The show first aired on June 8, 2010, and is currently in its sixth season. It is based on the book series of the same name written by Sara Shepard. A spin-off television show, Ravenswood, aired in 2013 but was cancelled after 10 episodes.