Thread:Kelvin 101/@comment-29552762-20170902184856/@comment-301511-20170905143038

There are some character images on the official site


 * http://www.bbc.co.uk/programmes/profiles/2L0npHsDX4lzkMLSgQFMZCj/characters
 * http://www.bbc.co.uk/programmes/b006m8wd/galleries

but if it's for weekly guest characters as well then it's a case of printscreening from iPlayer.