How old was Lucy Hale in season 2 of PLL?

Lucy Hale played 16-year-old Aria Montgomery when she was 20.

Did Troian Bellisario play Spencer and Alex?

When it aired, the PLL series finale revealed that A.D. was Alex Drake, the long-lost twin of Spencer Hastings, whom Troian Bellisario had played for seven seasons.

Did the cast of PLL know who a was?

Almost every cast member knew who A was except Lucy Hale.

How old was Aria when she slept with Ezra?

Ezra was Aria’s high school teacher when they started dating — she was only 16 — that alone was creepy. The backstory only made it worse. He had previously hooked up with and romanced Aria’s friend, 15-year-old Ali (Sasha Pieterse), until the night she disappeared.