'SPF-18' is a coming-of-age film set in Malibu, California, where Noah Centineo plays the role of Johnny Sanders Jr. The movie follows a group of teenagers who spend their summer navigating love, friendship, and personal growth. As Johnny, Noah brings a laid-back and charming energy to the character, capturing the essence of a carefree beach town lifestyle. 'SPF-18' showcases Noah's ability to portray relatable and endearing characters, making it a must-watch for fans of his work.