How do you find your friends in a busy park? Have everyone wear white. And bring food.
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The next season opens on 27 October on Netflix. From the soundtrack (rife with 80s alternative rock classics) to the sets, throwback scenes and props - the telephones, the radios, the walkie-talkies - you'll be immersed in their nostalgia-inducing world.
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As you may have guessed from the posters, the aliens are headed back to earth looking even scarier, and having an even bigger spaceship.
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