Then: The Show's Origins and Run
Pretty Little Liars premiered in 2010 on ABC Family, adapting Sara Shepard's book series. The teen drama followed four friends in the fictional town of Rosewood, Pennsylvania, after their leader, Alison DiLaurentis, disappeared. The show ran for seven seasons, ending in 2017, and became a defining mystery series for the network.
Then and Now: Cast and Characters
The core cast included Troian Bellisario as Spencer Hastings, Ashley Benson as Hanna Marin, Lucy Hale as Aria Montgomery, and Shay Mitchell as Emily Fields. Over the years, actors aged in real time while their characters stayed in high school or college timelines. Several supporting characters, such as Mona Vanderwaal and Caleb Rivers, became fan favorites and appeared in later spinoffs.
Now: Legacy, Spinoffs, and Where to Watch
Today, Pretty Little Liars remains a popular reference in teen mystery storytelling. The franchise expanded with Ravenswood, The Perfectionists, and the HBO Max reboot Pretty Little Liars: Original Sin. Original episodes are available on streaming platforms, and the series is frequently discussed in retrospectives about 2010s television.
For more background on the series timeline and adaptations, see the overview at Pretty Little Liars.
