Kappatoo was a CITV show based on a book by Ben Steed, starring Denise Van Outen.
In the show, Kappatoo travels back in time to the present to swap places with his identical "time twin" Simon Cashmere in order to cheat in a futuristic sports contest. Kappatoo lives in the past whilst Simon lives in the far off future.
The show premiered on CITV in 1990, with a follow-up series, Kappatoo II, broadcast in 1992. the show was made by Worldwide International TV for Tyne Tees Television.
Filming took place at Heaton Manor School in High Heaton, Newcastle upon Tyne with characters and extras using authentic school uniform from Heaton Manor School.
The creative team behind Kappatoo did not do much about effects, and a short scene from the first episode which has Kappa freeze time had some extras moving around.