They may not look scary to you, but the monsters on Doctor Who have scared generations of children to the point where hiding "behind the sofa" has become a meme in the UK. When I first started watching the show, I was baffled by one particular villain -- The Daleks. I didn't understand why they were The Doctor's arch nemesis, or why they were such a cultural phenomenon. After I learned more about their backstory, I began to realize that Doctor Who wouldn't work without them. Featuring Robin Bunce, Frank Collins, Nick Randell, Alyssa Franke, and cognitive scientists Deirdre Kelly and Jim Davies -- who debate whether it's worse to face a Dalek invasion or an invasion by the other big bad in the Doctor Who universe, The Cybermen. (This is the last episode in a three-part miniseries on Doctor Who.)Learn more about your ad choices. Visit megaphone.fm/adchoices

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