She garnered further recognition for her appearances in films as Frankie Hughes in Benji (2018), Kate Pierce in The Christmas Chronicles (2018), and Phoebe Evans in Dreamland (2019).
[4] In early-2016, Camp was announced to have joined the cast of the television adaptation of Liane Moriarty's Big Little Lies, which was her breakout role.
[11] Regarding season 2 episode "Kill Me", Ben Travers of IndieWire said Camp's hug with Adam Scott "shatter[ed] hearts".
[13] Camp stated her dad had secured the audition for her—she was excited when she heard it as the film starred Margot Robbie, whom she was a fan of.
[14][15] The performances were sources of praise: Common Sense Media's Renee Schonfeld found Camp and Gabriel Bateman gifted with realism and heart.
[18] Earlier in 2018, Camp was announced to be recurring in AMC supernatural horror television series NOS4A2 as Haley Smith, a tough, adventurous, humorous, and confident 10-year-old girl, and debuted in 2019.
[22] In 2019, Camp was announced to be playing the lead role of Emily Elizabeth Howard, a misfit who becomes best friends with a small puppy, in Paramount Pictures's film adaptation of Clifford the Big Red Dog.
Chicago Sun-Times considered her "appealing ... [and] sweetly-but-not-obnoxiously precocious",[28] while Los Angeles Times said, "Camp is able to sell her emotional connection to the enormous scarlet pup-ernel among all the chaos, which keeps the movie’s heart in the right place.