It turns out that the high school students are rarely played by actual high school students.
Stockard Channing was 33 years old when she played in high school Rizzo in Fat.
Sasha Pieterse, who played with Alison, 15 years old, was 12 years old when the pilot of Pretty little liars began to shoot.
Bianca Lawson, who played in high school Maya was 31 years old when the pilot of Pretty little liars was shot and killed.
Mila Kunis was 14 years old when she started playing Jackie This show of 70 years.
Jason Earles was 29 years old when he began to play the teenage brother of Hannah, Jackson, on Hannah Montana.
Sara Canning was only 22 years old when she started playing aunt Jenna in The Vampire Diaries driver, while Nina Dobrev (who played his daughter Elena) was only 20 years old at the time.
Thomas Brodie-Sangster was in fact 14 years old when he played a child in Nanny McPhee.
Keira Knightly was only 18 years old when she played a wife Love in fact.
Shirley Henderson, who played the myrtle moaning in the Harry Potter movies, was in fact 37 years old when she appeared in the second film.
Amy Poehler was only 33 years old when she played the mother of a high schooler Nasty girls.
Ashleigh Murray was 28 years old when she began to shoot Riverdale as a teen, Josie.
Gwyneth Paltrow was only 22 years old when she played the wife of Brad Pitt, the 32-year-old, Se7en.
Amanda Seyfried was 27 years old when she played Cosette teenager in Les miserables.
Laurence Fishburne was only 14 years old when he played a soldier Apocalypse Now.
Julianna Rose Mauriello was 16 years old in 2007, when she finished playing Stephanie, age 8, LazyTown.
Jennifer Lawrence was only 21 years old when she played a widow in Play book Silver Linings.
Andrew Garfield was 31 years old when the second Amazing Spider-Man was released, featuring his character graduated high school.
And finally, Sally Field was 65 years of age playing 20 years younger when she turned Lincoln.
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