She got her start with Lewis Models & Talent agency in Charleston and, at age 10, Cline participated in AMTC modeling and
talent competition. She subsequently appeared on the cover of
Parent and
Parent & Child magazines. Cline spent some of her early summers in
New York City working on television commercials and print ads for
T-Mobile, Flow Automotive,
Next clothing and
Sunny D. She later got minor roles such as Chloe in
Boy Erased (2018) and Taylor Watts in
Vice Principals (2016–2017) She also had small recurring roles in
The Originals (2017) and
Stranger Things (2017)
. In 2020, Cline began starring as Sarah Cameron in the
Netflix teen adventure drama
Outer Banks. The series has received positive reviews from critics, with her role considered a
breakout. Cline next starred in
Rian Johnson's mystery comedy
Glass Onion: A Knives Out Mystery, released on Netflix in 2022, to critical acclaim. As a model, Cline has appeared in ad campaigns for
American Girl,
Toys "R" Us,
American Eagle,
Stella McCartney,
Versace,
Elle, and
Cosmo. In 2023, she became a
brand ambassador for
Tommy Hilfiger and appeared in the "Summer Essentials" lifestyle campaign with
Mason Gooding. ==Personal life==