A scientist experimenting with speeding up human evolution, hires on uneducated, but bright Gwyllim, from the nearby Welsh mining town. He proves a devoted lab assistant, but not content to stick to animal subjects, Gwyllim speeds up his own evolution, becoming a super genius with 6 fingers and a huge cranium. With such mental powers does the rebellious, former coal miner acquire equivalent wisdom and maturity too ? Written by
Did You Know?
David McCallum would appear in a second episode in the series. After this classic sci-fi is rebooted in the 1990's McCallum stars for a third time. See more
When the doctor (Edward Mulhare) is thrown back down the hallway by a glance from Griffiths (David McCallum), you can see the cable connection on the back of the stunt man as he rolls over at the end of the stunt and before the scene is cut. See more
An experiment too soon, too swift, and yet, may we not still hope to discover a method by which within one generation the whole human race could be rendered intelligent, beyond hatred, or revenge, or the desire for power? Is that not, after all, the ultimate goal of evolution?
Referenced in Lucy