Guest Stars Taylor Wily as Kamekona Dennis Chun as Sergeant Duke Lukela Teilor Grubbs as Grace Williams Shawn Mokuahi Garnett as Flippa / Shawn Tupuola Kala Alexander as Kawika Catherine Haena Kim as Nani Kalakaua Philip Moon as Makai Akana Ken Narasaki as Ke-ano Kalakaua Miya Cech as Young Kono Kalakaua Jordan Rodrigues as Carter Akana Steven M. Gagnon as Coast Guard Captain Belson Robert Flores as Coast Guard Lieutenant Young Ian Neville-neil as Chopper Pilot Skylar Keiler as Willie Moon