The Karate Kid - Season 1 - Eps 5: All the World His Stage
While in London, United Kingdom, the trio get hired on a movie set about King Arthur, where Miyagi finds the power of the shrine has been drained into a prop sword, which is used by the film's leading man who then cannot separate reality from fantasy and thinks Taki is his actual bride, and Daniel is threatening him.
About The Karate Kid

Title: The Karate Kid
First Air Date: 1989-09-23
Last Air Date: 1989-11-27
Status: Ended
Rating: 7.2/10 (from 38 votes)
Language: EN
Seasons: 1
Total Episodes: 13
Network: NBC
Genres: Animation, Action & Adventure
Production Companies: Saban Entertainment, DiC Entertainment, Columbia Pictures Television
Synopsis
Daniel and his mentor Mr. Miyagi travel the world with their Okinawan friend Taki Tamurai in search of an ancient Japanese talisman stolen from an old fishing village.
Cast

Robert Ito

Joey Dedio

Danny Cooksey

Brian Tochi

Janice Kawaye