Ralph Macchio
as Daniel LaRusso
William Zabka
as Johnny Lawrence
Xolo Maridueña
as Miguel Diaz
Mary Mouser
as Samantha LaRusso
Courtney Henggeler
as Amanda LaRusso
Tanner Buchanan
as Robby Keene
Jacob Bertrand
as Eli "Hawk" Moskowitz
Gianni DeCenzo
as Demetri Alexopoulos
Vanessa Rubio
as Carmen Diaz
Peyton List
as Tory Nichols
Martin Kove
as John Kreese
Dallas Dupree Young
as Kenny Payne
Thomas Ian Griffith
as Terry Silver