She is best known for her roles as Thalia Grace in Percy Jackson: Sea of Monsters (2013) and Cody in Bates Motel.
[2][3] Having graduated from high school in 2012, she was accepted into Simon Fraser University's film program but decided to defer her enrollment.
[1] In April 2012, it was announced that Kwiatkowski had been cast as the demi-god Thalia Grace, daughter of Zeus in Percy Jackson: Sea of Monsters (2013).
Kwiatkowski plays a main role in Sitting on the Edge of Marlene, a 2014 film adaptation of a young adult book by Canadian author Billie Livingston.
[4] In August 2013, she was cast in the recurring role of Cody Brennan in the second season of Bates Motel.