Olivia Hastings Holt (born August 5, 1997) is an American actress and singer. She starred in the Disney XD series Kickin' It, Disney Channel Original Movie Girl vs. Monster, and the Disney Channel Original Series I Didn't Do It. From 2018 to 2020, she portrayed Tandy Bowen / Dagger in the Freeform series Cloak & Dagger, the Disney XD series Spider-Man, and the Hulu series Runaways. In 2021, she portrayed Kate Wallis in Cruel Summer.