The Minimizer was a special device in the series The Secret Service, this device had the ability to shrink any person to about 1/3 normal size, the same size of the puppets used in the series. It was hidden inside a book, kept on the bookcase inside Father Stanley Unwin house.
The Minimizer In ActionEdit
After retrieving the Minimizer from the bookshelf, Father Unwin shrinks Matthew Harding down to 1/3 his normal size and then he can transport him inside a specially adapted briefcase.
On a few occasions, the Minimizer was used to shrink other people or things.