Sydney Sweeney is an American actress who gained widespread recognition for her roles in television series and films. She first rose to prominence for her performance as Emaline Addario in the Netflix series Everything Sucks!. Her breakthrough came with her portrayal of Cassie Howard in the critically acclaimed HBO teen drama series Euphoria. She also received significant praise for her role as Olivia Mossbacher in the first season of the HBO anthology series The White Lotus. For her work in both Euphoria and The White Lotus, she earned nominations for Primetime Emmy Awards in 2022. Sweeney has appeared in major films such as Once Upon a Time in Hollywood, The Voyeurs, and Reality. In 2023, she starred in the biographical drama Reality, portraying the whistleblower Reality Winner. She expanded her career into production by founding her own company, Fifty-Fifty Films. In 2024, she starred in the romantic comedy Anyone but You, which became a significant commercial success. She also appeared in the superhero film Madame Web as Julia Carpenter. Sweeney is known for her dedication to her craft and her ability to portray complex, emotionally layered characters. She continues to be one of the most sought-after talents in Hollywood, balancing high-profile studio projects with independent cinema.