Tanner Buchanan as: Robby Keene
Mary Mouser as Sam LaRusso
William Zabka as: Johnny Lawrence
Ralph Maccio as Daniel LaRusso
Martin Kove as John Kreese
Courtney Henggeler as Amanda LaRusso
Xolo Maridueña as Miguel Diaz
Jacob Bertrand as Eli Moskowitz
Gianni Decenzo as Gianni Decenzo