Alias the Jester - Season 1 - Eps 11: Revenge of the Najjer
The Black Najjer comes back to Houghton Bottoms for Revenge. He turns Meredith into a slimy creature and then announces to King Arthur and Queen Edith that he is the new court wizard.
About Alias the Jester

Title: Alias the Jester
First Air Date: 1985-11-13
Last Air Date: 1986-02-20
Status: Ended
Rating: 6.6/10 (from 5 votes)
Language: EN
Seasons: 1
Total Episodes: 13
Network: ITV1
Genres: Animation
Production Companies: Cosgrove Hall Films
Synopsis
Alias the Jester was a British animated series created by Cosgrove Hall Films, airing in 13 episodes on ITV starting on 13 November 1985. The show also aired during the Australian Broadcasting Corporation's after school timeslot and is considered one of the Classic ABC shows. GBC TV in Gibraltar aired the series multiple times in the late eighties, notably as a filler during the children's 630pm - 730pm weekday slot.
Cast

Richard Briers
Alias

Brian Trueman
King Arthur

Brian Wilde
Meredith

Jimmy Hibbert
Boswell, Queen Edith, Sir Pinkly

Myfanwy Talog
Princess Amaranth