Marlo Kelly, born on November 21, 2000, in Sydney, Australia, is a rising actress known for her compelling performances in television series. She began her acting career with the role of Skye Peters in the Australian soap opera "Home and Away" from 2015 to 2016.

In 2019, Kelly gained international recognition for her portrayal of Beth Cassidy in the USA Network series "Dare Me," a psychological drama centered around high school cheerleaders.

In 2022, she appeared as Jamie Murdock in the Peacock miniseries "Joe vs. Carole," which delves into the rivalry between Joe Exotic and Carole Baskin. Most notably, in 2024, Kelly starred as Tatiana in the Netflix science fiction series "3 Body Problem," an adaptation of Liu Cixin's acclaimed novel. Her performance as Tatiana, a complex character deeply involved in the series' central mysteries, has been praised for its depth and intensity.