*** The Series ***
A series of caches intended to be found by bike around the villages of of Nyewood and Dumpford, please see OYB - Trumpton : The Mayor for details of the series, parking, refreshments etc.
*** The Character ***
Fireman Cuthbert (4th from left) is the operator of the Aerial Platform on the fire engine. He appears in every episode.
*** The Cache ***
You are looking for a film pot.