William Zabka
as Johnny Lawrence
Xolo Maridueña
as Miguel Diaz
Mary Mouser
as Samantha LaRusso
Tanner Buchanan
as Robby Keene
Courtney Henggeler
as Amanda LaRusso
Jacob Bertrand
as Hawk
Martin Kove
as John Kreese
Thomas Ian Griffith
as Terry Silver
Peyton List
as Tory Nichols
Paul Walter Hauser
as Raymond
Yuji Okumoto
as Chozen