Ralph Macchio

Daniel LaRusso

Pat Morita

Mr. Miyagi

Danny Kamekona

Sato Toguchi

Nobu McCarthy

Yukie

Yuji Okumoto

Chozen Toguchi

Tamlyn Tomita

Kumiko

Joey Miyashima

Toshio

Arsenio

Ichiro

Marc Hayashi

Taro

Martin Kove

John Kreese

William Zabka

Johnny Lawrence

Chad McQueen

Dutch

Tony O'Dell

Jimmy

Ron Thomas

Bobby

Rob Garrison

Tommy

Pat E. Johnson

Referee

Bruce Malmuth

Announcer

Eddie Smith

Bystander

Brett Johnson

Autograph Fan

Will Hunt

Postman

Sarah Kendall

Stewardess #2

Raymond Ma

Cab Driver in Okinawa

George O'Hanlon, Jr.

Soldier

BD Wong

Boy on Street

Clarence Gilyard Jr.

G.I. #1

Traci Toguchi

Girl Bell Ringer

Antonia Franceschi

The Dancer on the Television Set (uncredited)

Chris Tashima

The Rockabilly Club Dancer (uncredited)