Kunal Nayyar’s debut television role was Raj Koothrappali inThe Big Bang Theory.

After landing the gig, he said, “Oh my god!

I have a job!”

Rachel Zegler smiles while looking slightly upward, head resting on her arms, appearing wistful or hopeful

She won the Golden Globe for Best Actress in a Motion Picture Comedy or Musical for her performance.

When asked about her reaction to getting the part, she said, “I screamed a curse word.

And then I told Steven that it had been the longest year of my life.

Rachel Zegler is smiling, wearing a sleeveless black top with a gold collar detail, and blue earrings. She has shoulder-length hair and is standing outdoors

He apologized to me and gave me a huge hug.”

2.After a decade as a TV host, Henry Golding’s first Hollywood gig wasCrazy Rich Asians.

Its going to be a big movie.'

Henry Golding in a dark suit with white shirt, gazing ahead in a dimly-lit room

I was like, ‘Oh, I’ve heard of it.

Because it’s such a big deal.'"

3.Victoria Pedretti only appeared in two short films in college before landingThe Haunting of Hill House.

Woman with a distressed expression stands in a public space with a few people in the background. She wears a denim jacket

It was a really special way to start off my career."

For her performance, she won the Academy Award for Best Supporting Actress.

She landed the role of Patsey right after she graduated from Yale School of Drama.

Victoria Pedretti in a black suit and tie, stands in front of a promotional backdrop for "A Friend of the Family"

5.Camila Mendes’s first role was Veronica Lodge inRiverdale.

She auditioned for the show weeks before her graduation from NYU.

“The goal is for me to be able to pay my loans.

Lupita Nyong'o in a patterned dress, sitting on grass, appears thoughtful in front of a house with tall plants around her

6.After competing inAmerican Idol, Jennifer Hudson was cast as Effie White inDreamgirls.

She won the Oscar for Best Supporting Actress.

She toldEntertainment Weeklythat she didn’t even know what a screen test was before this audition.

Lupita Nyong'o poses in a sequin-studded jacket, looking at the camera with a confident expression against a sparkling backdrop

“All of it was just a whole new experience for me,” she recalled.

“I felt as if Im good because no ones looking for me.

So I was able to do my work without having any pressure.”

Camila Mendes sits in an auditorium with arms crossed, wearing a sleeveless top and pearl necklace. Another person sits behind her

“I know she has dreams, [many of] which she stated in the first episode.

After the announcement of the final season, hetoldEntertainment Tonight how the role impacted him.

“Twelve years ago, I was like, ‘Oh my god!

Camila Mendes at a media event, wearing a sleeveless, low-cut top. The background displays text "Chapter" and "Lion"

I have a job!’

9.Gabourey Sidibe made her acting debut inPrecious.

She was nominated for an Academy Award and a Golden Globe for Best Actress.

Jennifer Hudson, with short curly hair, is seated in a room looking to the side in a thoughtful expression, with a vanity mirror behind her

“The thing about Precious is she’s hiding…. And there’s a lot of pain there.

And I think that is the most human part of that character.

And that’s the most human part of me and the most human part of you and of everyone.

Hunter Schafer with a neutral expression, dressed in a stylish outfit featuring crisscross lacing at the front, looks off-camera indoors

We all can identify pain because we know pain.

And so all I did was I channeled my own pain.”

“I didn’t know the process,” she recalled.

Hunter Schafer wearing a metallic, embellished dress with intricate cutouts, posing at an event

“I grew a tad bit impatient.

I had a little attitude, and our boss really liked that a lot.

She was like, ‘That’s our girl!’

Kunal Nayyar smiles while holding a circular photo of himself at a dinner table with a meal in front of him

I was like, ‘Are you guys going to bring me back again…?’

and she was like, ‘I likethat, that’s perfect.'”

11.Barkhad Abdi’s first role was playing Abduwali Muse inCaptain Phillips.

Kunal Nayyar in a black suit and white shirt poses in front of a "Spaceman" sign

He was nominated for an Academy Award and a Golden Globe for Best Supporting Actor.

12.After years as a TV host, Jameela Jamil made her acting debut inThe Good Place.

During an interview withCNBC Make It, she admitted that she lied to land the role.

Gabourey Sidibe holds a child wearing a hooded jacket

“I also told the casting director that I had acting experience, which was a lie.

I told her Id been onstage, but I was talking about my school days.”

When asked if she had experience with improv, she lied again.

Gabourey Sidibe at a Bottomless Closet event, wearing a leopard print dress and smiling. Bottomless Closet banners in the background

“I was like, ‘I love Improv!

Did loads of that on the theater in England!'”

13.And finally, Harry Styles was a global pop star before his role inDunkirk.

Alexis Bledel, in a scene from "Gilmore Girls," is sitting at a diner counter, wearing a school uniform with a collared shirt and vest, looking pensive

He said, “I think Chris in that he doesn’t say anything.

He just sits in the darkness in the back of the room…

Three men on a boat, armed with rifles. One man is shouting, possibly giving instructions, while the other two are looking in different directions

Jameela Jamil wearing a large hat with a floral accent and a pearl necklace, smiling while speaking to a person with visible blonde hair

Jameela Jamil poses on the red carpet in an elegant strapless dress with intricate detailing at an event

Harry Styles sits on a beach in a military uniform and lifejacket, appearing contemplative. Industrial structures are seen faintly in the background

Harry Styles smiles while wearing a dark, tailored suit in front of a blue backdrop with white text at a public event