Slim John was a 1969 BBC English Language Instruction serial made for overseas broadcast, in twenty-six episodes of fourteen minutes each, and in black and white. It involves android robots from outer space planning to take over the Earth, starting with London. They work following the directions of an authority called Control. Robot Five, nicknamed Slim John (Simon Williams), is himself a rebel robot who befriends a human couple, Stevie and Richard.Slim John has extraordinary strength.