MomSkoop
Sydney Sweeney has gone from a fresh face on TV to one of Hollywood’s most talked-about actresses in just a few years. She has a rare ability to completely disappear into every character she plays, making audiences feel every emotion right along with her.
From dark dramas to romantic comedies to horror films, she keeps proving that she can handle just about anything. These are the 12 roles that turned Sydney Sweeney into the star she is today.
1. Cassie Howard — Euphoria (2019– )
No role has defined Sydney Sweeney’s career quite like Cassie Howard in HBO’s Euphoria.
Cassie is a complicated high schooler searching for love and approval in all the wrong places.
Sweeney brought so much raw emotion to the character that viewers couldn’t help but feel both frustrated and deeply sorry for her at the same time.
Her performance in Season 2 especially left fans speechless, with scenes that demanded incredible emotional range.
Sweeney wasn’t afraid to make Cassie messy, unlikable, and heartbreakingly real.
That bravery is exactly what great acting looks like.
Euphoria put her name on everyone’s lips and earned her Emmy Award nominations that cemented her place in Hollywood.
2. Olivia Mossbacher — The White Lotus (2021)
Playing a wealthy, bored college student might sound easy, but Sydney Sweeney made Olivia Mossbacher genuinely unsettling in HBO’s The White Lotus.
Olivia is sharp-tongued, casually cruel, and absolutely convinced she’s the smartest person in every room.
Sweeney played her with a cool detachment that was almost chilling to watch.
What made the performance stand out was the subtle way Sweeney revealed tiny cracks in Olivia’s armor.
Underneath all that privilege and sarcasm was a young woman just as lost as everyone else at that resort.
The role earned Sweeney an Emmy nomination and showed the world she could hold her own alongside a star-studded cast.
3. Eden Spencer — The Handmaid’s Tale (2018)
Before the world fully knew her name, Sydney Sweeney stepped into the haunting world of Gilead in The Handmaid’s Tale.
Her character Eden Spencer is a deeply religious teenage girl who genuinely believes in the oppressive society she was raised in.
That sincere belief is what makes Eden so heartbreaking to watch.
Sweeney gave Eden a quiet dignity and an unsettling innocence that made her tragic fate hit even harder.
It’s a smaller role compared to others on this list, but it showed early on that Sweeney understood how to carry emotional weight with very little screen time.
Eden proved she could leave a lasting impression even in a supporting part.
4. Alice — Sharp Objects (2018)
HBO’s Sharp Objects was a masterclass in slow-burn tension, and Sydney Sweeney’s Alice fit right into that unsettling atmosphere.
Alice is a patient at a psychiatric facility who befriends the show’s protagonist, and despite limited screen time, she leaves a mark that’s hard to shake.
There’s something ghostly and fragile about the way Sweeney played her.
The role came out the same year as The Handmaid’s Tale, which meant 2018 was the year audiences started paying close attention to this young actress.
Sweeney had a natural ability to make silence feel loud, letting her eyes do most of the talking.
Alice was a small but perfectly crafted piece of a much bigger puzzle.
5. Emaline Addario — Everything Sucks! (2018)
Long before the dramatic roles took over, Sydney Sweeney showed off a lighter, more playful side as Emaline Addario in Netflix’s Everything Sucks!
Set in the 1990s, the show follows a group of high schoolers navigating love, identity, and bad haircuts.
Emaline is the confident drama-club queen who catches everyone’s attention the moment she walks into a scene.
Sweeney brought a fun, theatrical energy to Emaline that felt completely different from her heavier roles.
She was charming and a little dramatic in the best possible way.
The show was canceled after one season, but fans still remember Emaline fondly.
It was an early sign that Sweeney had serious range and screen presence to spare.
6. Snake — Once Upon a Time in Hollywood (2019)
Getting cast in a Quentin Tarantino film is a big deal at any stage of a career, so landing a role in Once Upon a Time in Hollywood was a genuine milestone for Sydney Sweeney.
She played Snake, a young member of the Manson Family, in a film packed with Hollywood legends like Brad Pitt and Leonardo DiCaprio.
Holding her own in that company wasn’t a small thing.
The role is brief but memorable, capturing the eerie calm of someone fully committed to a dangerous ideology.
Sweeney nailed the unsettling stillness that made the Manson followers so frightening.
It was a smart career move that signaled she was ready to play in the big leagues of Hollywood filmmaking.
7. Pippa — The Voyeurs (2021)
Amazon Prime’s The Voyeurs gave Sydney Sweeney a chance to carry a film almost entirely on her own shoulders, and she delivered.
Pippa is a young woman who becomes dangerously obsessed with watching her neighbors across the street, and the story spirals into something much darker than anyone expects.
It’s a film full of twists, and Sweeney is at the center of all of them.
What works so well here is Sweeney’s ability to make Pippa feel relatable even as her choices get increasingly questionable.
You understand her curiosity even when you want to shake some sense into her.
The film proved Sweeney could anchor a feature-length story and keep audiences guessing until the very last frame.
8. Reality Winner — Reality (2023)
Based on actual FBI transcripts, Reality is one of the most unique films Sydney Sweeney has ever made.
She plays Reality Winner, the real-life government contractor who leaked classified information about Russian election interference and was subsequently arrested.
Almost the entire film takes place in one location, which means Sweeney carries nearly every scene herself.
The challenge of playing a real person — especially one with a living legacy — is enormous.
Sweeney handled it with careful precision, capturing Reality’s calm, slightly defiant demeanor under extreme pressure.
Critics praised the performance as one of her best yet.
The film is a quiet, intense showcase of what Sweeney can do when given a role that demands total commitment and focus.
9. Bea — Anyone But You (2023)
Sometimes a star just needs a fun, crowd-pleasing hit, and Anyone But You was exactly that for Sydney Sweeney.
Playing Bea opposite Glen Powell in this modern romantic comedy, Sweeney showed audiences a side of her they hadn’t fully seen before — light, funny, and effortlessly charming.
The film drew clear inspiration from Shakespeare’s Much Ado About Nothing and updated it with a sun-soaked Australian backdrop.
The chemistry between Sweeney and Powell was electric, and audiences loved every second of it.
The movie became a sleeper hit, performing far better than anyone expected at the box office.
Bea proved Sweeney could lead a mainstream romantic comedy and make it feel genuinely fresh rather than formulaic or predictable.
10. Cecilia — Immaculate (2024)
Horror fans got a real treat when Sydney Sweeney stepped into the role of Cecilia in Immaculate, a film she also produced herself.
That production credit matters, because it shows Sweeney isn’t just waiting for the right roles to come along — she’s actively building them.
Cecilia is an American novitiate nun who travels to Italy and discovers something deeply sinister hiding behind the convent’s holy walls.
The film is atmospheric, creepy, and anchored entirely by Sweeney’s fearless performance.
She goes through the full spectrum of emotions, from wide-eyed wonder to pure, screaming terror.
Horror requires a specific kind of courage from an actor, and Sweeney showed she has it in abundance.
Immaculate proved she’s a legitimate force behind the camera too.
11. Julia Carpenter / Spider-Woman — Madame Web (2024)
Joining the Marvel universe is a career milestone that very few actors get to experience, and Sydney Sweeney claimed her spot in it as Julia Carpenter in Madame Web.
Julia is one of several young women who discover they have extraordinary abilities, and she would eventually become known as Spider-Woman in the comics.
It’s a role full of potential for future adventures.
Madame Web received mixed reviews overall, but Sweeney’s presence in a major superhero blockbuster expanded her audience significantly.
Younger fans who might not watch prestige dramas now had a reason to pay attention to her.
Superhero roles open enormous doors, and Sweeney walked through this one with her head held high.
12. Lane — Nocturne (2020)
Amazon’s Welcome to the BlumhouseNocturne anthology series gave Sydney Sweeney one of her most underrated performances in the role of Lane in .
Lane is a talented but overlooked pianist who lives in the shadow of her more successful twin sister.
When a mysterious notebook falls into her hands, she begins a dark descent that changes everything around her.
The film is a slow-burning psychological thriller that asks uncomfortable questions about ambition, jealousy, and what we’re willing to sacrifice for success.
Sweeney plays both sides of Lane’s personality with impressive control — the quiet, wounded girl and the dangerous, obsessive one.
Nocturne doesn’t get talked about enough, but it absolutely belongs in any serious conversation about Sweeney’s best work.