ABOUT OLIVIA O’NEILL
Actress who gained recognition for her role as Katherine in The Exorcist: Believer . She had previously starred as Matilda in a production of Matilda: The Musical. She posts lifestyle and behind-the-scenes content on her oliviamarcumm Instagram account.
She was born in Texas but grew up in Southern California. She performed in school productions throughout her childhood.
She acted in a production of Chitty Chitty Bang Bang . She hopes to visit every national park in the United States.
Her father was a doctor. She is the third child of four siblings.
Her co-stars in The Exorcist included Leslie Odom Jr. and Lidya Jewett .
