Isabela Moner (born July 10, 2001), also known as Isabela Merced, is an American actor and singer. She played the lead role of CJ Martin on the Nickelodeon television show "100 Things to Do Before High School". In movies, she played Izabella in "" (2017), Lizzy in "Instant Family" (2018), and Isabel in "" (2018). In 2019, Moner played Dora in the movie "Dora and the Lost City of Gold". From 2014 to 2017, she was the voice of Kate in Nickelodeon's animated television show "".