Small in stature they may be, but the Doctor and his 'Granddaughter' Susan must stop an Earth criminal with ambitious designs in this special publicity image for Planet of the Giants, which, though cut down from its original four parts to three, was nonetheless an intriguing idea and also one of the very first story ideas conceived for the series in its genesis days. Highlighting this unique story's superb production design, the image has been colourized to perfection by dedicated and witty WHOvian legend in his own lunchtime, Clayton Hickman.
https://www.youtube.com/watch?v=-eXs7ZuHe_U