Even the most glamourous masses had an uneasy teenage geological era .

1.Jenna Ortegawas 20 years old when she began playing 16-year-oldWednesday AddamsinWednesday.

And here’s Jenna when she was actually 16 years old:

2.Austin Butlerwas 22 years old when he began playing 17-year-old Sebastian Kydd onThe Carrie Diaries.

And here’s Austin when he was actually 17 years old:

3.Zendaya was 23 years old when she began playing 17-year-old Rue Bennett onEuphoria.

And here’s Zendaya when she was actually 17 years old:

4.Cole Sprouse was 25 years old when he first started playing 16-year-old Jughead Jones onRiverdale.

And here’s Cole when he was actually 16 years old:

5.Sydney Sweeney was 22 years old when she began playing 18-year-old Cassie Howard onEuphoria.

And here’s Sydney when she was actually 18 years old:

6.Maya Hawke was 21 years old when she first started playing 17-year-old Robin Buckley onStranger Things.

And here’s Maya when she was actually 17 years old:

7.Francia Raisa was 30 years old when she began playing 18-year-old Ana Torres onGrown-ish.

And here’s Francia when she was actually 18 years old.

8.Blake Lively was 20 years old when she began playing 16-year-old Serena van der Woodsen onGossip Girl.

And here’s Blake when she was actually a teenager:

9.Asa Butterfield was 22 years old when he began playing 16-year-old Otis Milburn onSex Education.

And here’s Asa when he was actually 16 years old:

10.Nina Dobrev was 20 years old when she began playing 17-year-old Elena Gilbert onThe Vampire Diaries.

And here’s Nina when she was actually 17 years old:

11.Vanessa Morgan was 26 years old when she began playing 17-year-old Toni Topaz onRiverdale.

And here’s Vanessa when she was actually 17 years old:

12.Thomas Brodie-Sangster was 24 years old when he began playing 17-year-old Newt in theMaze Runnermovies.

And here’s Thomas when he was actually 17 years old:

13.Saoirse Ronan was 23 years old when she played 18-year-old Christine “Lady Bird” McPherson inLady Bird.

And here’s Saoirse when she was actually 18 years old:

14.Lana Condor was 21 years old when she began playing 16-year-old Lara Jean Covey in theTo All the Boysmovies.

And here’s Lana when she was actually a teenager:

15.Timothée Chalamet was 22 years old when he played 18-year-old Kyle Scheible inLady Bird.

And here’s Timothée when he was actually 18 years old:

16.Ella Purnell was 25 years old when she began playing 17-year-old Jackie Taylor onYellowjackets.

And here’s Ella when she was actually 17 years old:

17.Penn Badgley was 21 years old when he began playing 16-year-old Dan Humphrey inGossip Girl.

And here’s Penn when he was actually 16 years old:

18.Amandla Stenberg was 20 years old when she played 16-year-old Starr Carter inThe Hate U Give.

And here’s Amandla when she was actually 16 years old:

19.Evan Peters was 24 years old when he played 17-year-old Tate Langdon onAmerican Horror Story.

And here’s Evan when he was actually 17 years old:

20.Shailene Woodley was 23 years old when she played 16-year-old Hazel Grace Lancaster inThe Fault in Our Stars.

And here’s Shailene when she was actually 16 years old:

21.Finally, China Anne McClain was 20 years old when she began playing 17-year-old Jennifer Pierce inBlack Lightning.

And here’s China when she was actually 17 years old:

Jenna Ortega as Wednesday Addams in a still from the show "Wednesday," wearing a school uniform with braided hair and a disembodied hand on her shoulder

Jenna Ortega on the red carpet, wearing a sleeveless denim dress, at a charity event for A Place Called Home

Austin Butler stands wearing a grey blazer over a white V-neck shirt. He looks ahead with a neutral expression

Closeup of Zendaya

Closeup of Jughead

Dylan Sprouse at a red carpet event wearing a short-sleeved, button-up, patterned shirt

Closeup of Sydney Sweeney

Sydney Sweeney stands on a terrace, wearing a patterned short-sleeved dress and ankle boots, with a hand on her hip

Maya Hawke in a sailor-inspired uniform with a "Robin" name tag, short-sleeve striped shirt, and red neckerchief

Young woman in a floral dress smiles while holding the hem of her long gown on the red carpet, with two men in the background

Francia Raisa stands smiling in a bar, wearing a red leather jacket and patterned dress, while looking at a seated Sarunas J. Jackson

Closeup of Blake Lively

Blake Lively smiles at a public event, wearing a casual, semi-sheer top with intricate designs. She stands outdoors with people and media in the background

Asa Butterfield sitting on a couch, wearing a zipped-up hoodie, resting his head on his hand, with a pensive expression

Nina Dobrev stands in front of a tombstone in a graveyard, looking surprised. She wears a jacket over a top

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Vanessa Morgan wearing a black leather jacket and striped turtleneck with braided hair, looking pensive in an indoor setting

Vanessa Morgan smiling at the "Princess Protection Program" event, wearing a sleeveless top and a floral skirt with a belt

Closeup of Thomas Brodie-Sangster

Thomas Brodie-Sangster poses on the red carpet, wearing a pinstripe blazer over a patterned shirt, with hands in his pockets

Saoirse Ronan sitting in a doorway, wearing a casual outfit with a green top and blue jeans, looking contemplative

Saoirse Ronan stands against a plain background wearing a sleeveless, A-line dress with a boat pattern and black collar

Closeup of Lana Condor

Anna Akana smiles while posing on the Entertainment Weekly red carpet, wearing a sleeveless white dress and black heels, with her hand on her hip

Timothée Chalamet is sitting outdoors at a table, holding an object and looking upwards. He is wearing a casual jacket

Timothée Chalamet on the red carpet in a black shirt with a loosely tied, floral-printed tie, attending an event featuring Audi, Entertainment Weekly, and essie branding

Closeup of Ella Purnell

Dakota Johnson in a floral dress and white cardigan at the "Maleficent" premiere

Closeup of Penn Badgley

Young man standing and smiling, wearing a casual short-sleeved button-down shirt

Closeup of Amandla Stenberg

Amandla Stenberg on the red carpet in a white polka-dotted blouse and black pants at a Teen Vogue event

Closeup of Tate

Evan Peters, in a striped shirt with long sleeves underneath, gives a thumbs up at a movie premiere

Screenshot from "The Fault in Our Stars"

Leelee Sobieski at a movie premiere, wearing a patterned, oversized cardigan, skinny jeans, and black pointed-toe flats, standing beside a table

A girl (name unknown) stands in front of a door with a mesh window. She wears a striped shirt under a fur-lined denim jacket

China Anne McClain poses in a faux fur-collared jacket and hat, smiling and flashing a peace sign at the "Insidious: Chapter 3" premiere