It’s almost unbelievable that it was more than five years ago.

But you only have to look at the actress now to see just how much time has passed.

Continue reading to see the stunning transformation of Millie Bobby Brown.

Actress Mille Bobby Brown

Her parents have since had a fourth child: the actress’s youngest sibling, Ava Brown.

“It was like a bug,” she toldVarietyin 2017.

And luckily, her family believed in her enough to let her pursue her passion.

Millie Bobby Brown as a child

Brown had a few smaller TV roles before achieving the wild success she has today.

She was first cast as young Alice in “Once Upon a Time in Wonderland.”

Despite not having formal training, Brown’s intuitive ability impressed even the most seasoned industry professionals.

Millie Bobby Brown with long hair

Over time, she has fully lost all hearing in one ear.

Apparently, this means that she can’t properly hear herself when she’s acting and singing.

Of course, that hasn’t stopped her.

Millie Bobby Brown smiling

In fact, she still sings even though she can’t tell if she sounds good.

In another interview, Brown explained that her partial hearing made acting tricky sometimes, too.

You get far more nos a lot of nos before you get a yes.

Millie at Stranger Things premiere

I was auditioning for commercials, for anything, really."

She said that she had her biggest moment of doubt after auditioning for “Game of Thrones.”

That particular rejection made her question everything, and she said she considered giving up acting entirely.

Millie Bobby Brown as Eleven

About two months later, she Skyped with the creators and got the part.

The show, specifically her character, has been a pop culture sensation.

Her character, Eleven, was distinct for many reasons.

Millie Bobby Brown portraying Eleven

She had telepathic abilities, hardly spoke, and of course, her shaved head made her instantly recognizable.

“Doesn’t Charlize look badass?

You’re going to look badass too,” Duffer told them.

Millie Bobby Brown at Emmys

The show was an instant sensation and made quite an impact on people.

Having such a large part allowed everyone to see just how talented of an actress she was.

Brown may have been only 11 years old at the time, but her ability blew away the creators.

Millie at Stranger Things 2 premiere

“We have yet to give her something that she’s unable to do,” Matt Duffer toldVariety.

“It’s like a singer who can hit any note.

Her range is just absolutely incredible.

Millie Bobby Brown supporting ACLU

I have yet to see any limits to it.”

Plenty of other people recognized that talent.

Her career had rocketed to a whole new level.

Millie at 2018 Emmy Awards

Millie Bobby Brown was nominated for her first Emmy at 13

Speaking to E!

“Obviously, I’m very, very grateful, but like I haven’t processed it yet.

It’s not like sunk in.

Millie Bobby Brown in a pink dress

I think it should have by now, but it still hasn’t.”

Brown was also nominated a year later for the same award.

Her post, later quoted byTiger Beat, read, “12 nominations for our show!

Millie Bobby Brown at BRITS

For instance, her character has an intense stare that she uses when enacting her powers.

Brown said that she appreciates those darker sides of her character and enjoys embracing them.

I get very into character, and I become goth.

Millie Bobby Brown attends premiere

She said she often only wore black sweaters and beanies during the shooting schedule.

The story followed Sherlock Holmes' little sister, Enola, as she solved her own mysteries.

After a few years, she approached her father about the idea, and they partnered with Legendary Entertainment.

Millie Bobby Brown in black

“Enola Holmes” was the first project the Brown sisters produced together.

“But I’ve always been into production … so this was a great opportunity for me.”

After one upsetting fan encounter, Brown took to her Instagram to discuss the interaction in an emotional video.

Millie with blonde hair

During an interview with MTV News (viaYouTube), Brown further discussed her perspective on becoming famous.

I’ve definitely struggled with the fame aspect more nowadays …

I am a normal girl, and I’m figuring everything out myself.”

Millie Bobby Brown in Florence by Mills ad

“Setting personal goals for myself is definitely one of my priorities,” she told the interviewer.

For me, those are two of my biggest things."

She added, “It’s kind of like I have 50 million people like my parents.”

Jake Bongiovi and Millie Bobby Brown

The only difference is that, obviously, I’m doing that in the public eye.

So it can be really overwhelming."

She appeared on Today with her"Stranger Things" costar Noah Schnapp.

Millie Bobby Brown at event

Both actors have grown a lot and are almost unrecognizable as the kids viewers saw in Season 1.

Brown spoke about how much the hit show’s cast has changed over the years.

The brand was an immediate success.

Brown later revealed how the pair had met.

“We met on Instagram,” she told Wired (viaYouTube).

“And we were friends for a bit, and then, what can I say?”

They’ve even appeared onInstagramdoing a Taylor Swift singalong together.

Could they be any cuter?

As of 2023, the star is studying human services online at Purdue University.

“You learn about the system and how to help young people,” she toldAllureof the program.

According to the university’s officialwebsite, the degree involves 15 to 18 hours a week for four years.

Of course, being both a part-time college student and a full-time actor has its challenges.

However, she was determined to keep learning, especially since she had recently become a UNICEF ambassador.