In Portorosso, a seaside town on the Italian Riviera, a young boy named Luca shares adventures with his new best friend Alberto. But Luca and Alberto are hiding a secret: they are both sea monsters from a world below the water's surface. Featuring The Voices Of Jacob Tremblay, Jack Dylan Grazer, Emma Berman, Marco Barricelli, Amanda Seyfried, Saverio Raimondo, Auli'i Cravalho, Maya Rudolph, Jim Gaffigan, Sandy Martin, Giacomo Gianniotti and John Ratzenberger,
