1999–2020: Early roles Chalamet started her career with small roles in television shows such as
One Life to Live and
Royal Pains. Since 2016, she has worked in
short films like
Je Suis Mes Actes and
Between Fear and Laughter, which she wrote and directed. In 2017, she wrote
Agnes et Milane, directed by Tristan Tilloloy, appeared in
Margot, and starred in
Gravats by Hong Kai Lai. She also starred in the Canadian television pilot
La Ville. In 2018, she wrote the short
The Group Chat and appeared in
En Ville. In 2019, Chalamet wrote another short,
Entre Deux Mondes, directed by Myriam Doumenq, and starred as Marion in
Comme des Grands, directed by Ania Gauer and Julien Gauthier, for which she won the Best Actress Award at the IndieXFilmFest section of the Los Angeles International Film Festival. The next year, she starred in another three short films:
Je Suis la Nouvelle Adjani by Khady N'Diaye,
Seasick by Lindsey Ryan, and
Canines by Abel Danan, which was selected for the
Festival international du film fantastique de Gérardmer.
2020–present In 2019, Chalamet was cast as Joanne in the Judd Apatow comedy
The King of Staten Island, which premiered in 2020. That same year, she co-founded the production company Gummy Films with Rachel Walden and Luca Balser. In 2020, she appeared as Sveta in two episodes of the French webseries
Les Engagés. On October 14, 2020,
Variety reported that Chalamet was set to star as Kimberly, "the valedictorian of a working-class public high school in a humble Arizona suburb", in
Mindy Kaling's comedy
The Sex Lives of College Girls for
HBO Max. with the second season being released on November 17, 2022. In 2023, through Gummy Films, Chalamet co-produced the short film
Lemon Tree, directed by fellow founder Rachel Walden. The short premiered during
Cannes'
Directors' Fortnight. She starred in the film ''
What Doesn't Float'', which she also co-produced, directed by Gummy Films' co-founder Luca Balser. The film premiered on June 10, 2023, at the Lighthouse International Film Festival. In September 2023, Chalamet starred in the
Meet Cute podcast series
Kerri, and was honored by the
Creative Coalition at the 2023 Television Humanitarian Awards. She appeared as Paola in Iris Brey's
Split, a French television series, alongside
Alma Jodorowsky and
Jehnny Beth. The show premiered on November 24, 2023.
Sex is Comedy, a documentary based on the work done by the
intimacy coordinator on the show, also featured Chalamet. In 2024, she appeared as Leah in
Nathan Silver's
comedy film,
Between the Temples.
David Ehrlich of
IndieWire, described her cameo in the film as "laugh-out-loud", while Laura Bradley of
The Daily Beast, called it "gloriously twisted." In 2025, Chalamet produced and starred in the short film
Tell Me More alongside
Ruth Negga and
Irène Jacob. The film, made in collaboration with French fashion brand
Patou, was directed by Chalamet's partner, Rhys Raiskin and was inspired by the films of the
French New Wave in particular the
Agnès Varda film
Cleo from 5 to 7 (1962). As a member of the Creative Coalition, Chalamet joined other actors on
Capitol Hill to meet with members of congress to advocate for funding the
National Endowment for the Arts. She further defended the program on an op-ed for
The Hollywood Reporter. Chalamet will next appear in
Steve Pink's
thriller,
Terrestrial, alongside
Jermaine Fowler. She also serves as producer through Gummy Films. She is also set to appear in
The Devil Wears Prada 2, a sequel to the 2006
comedy-drama film
The Devil Wears Prada. Chalamet is set to star in
Switch an independent series, alongside
Coral Peña. In February 2024, she began filming Antonin Peretjatko's next film, as of yet untitled. ==Personal life==