Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they begin receiving messages from someone using the name "A" who threatens to expose their secrets — including long-hidden ones they thought only Alison knew.
|Title||Pretty Little Liars|
|First Air Date||2010-06-08|
|Last Air Date||2017-06-27|
|Episode Runtime||00 Hours 41 Minutes|
|Total Episode(s) on All Seasons||161|
|Production Companies||Alloy Entertainment, Warner Horizon Television, Russian Hill Productions, Long Lake Productions|