This movie was the first ever movie to have a (CGI - Computer Generated Image), The opening scene of a stained glass window coming to life.
Young Sherlock Holmes was written by Gremlins scribe Chris Colombus, which may explain some of the darker elements of the film! Chris later went downhill into commercial success in the 90's with 'Home Alone'
Contributed by: Martin Hatfield
Screenwriter Chris Columbus went on to direct the first two Home Alone films and then made it big in the new century with the first two Harry Potter films: Harry Potter and the Sorcerer's Stone and Harry Potter and the Chamber of Secrets.
Also known as 'Young Sherlock Holmes and the Pyramid of Fear'
It was surely the only film released in the 80's featuring a dog named 'Uncas'.
Alan Cox, who played young Watson, is the son of actor Brian Cox (who starred as Striker in X2). Brian is pretty famous and has been in dozens of films. Alan went on to make Mrs. Dalloway.