
One of the most impressive things about the return of Doctor Who in 2005 was the way in which the series gradually introduced the complex lore of the series. In “Rose,” we met the 9th Doctor (Christopher Eccleston), and in “The End of the World,” we got a bit of backstory about what had happened to the Time Lords since we’d last seen the 8th Doctor in 1996. But perhaps the most crucial reboot of modern Doctor Who was the sixth episode of what was then considered the new “Season 1.”
On April 30, 2005, Rose (Billie Piper) and the Doctor brought one of the greatest sci-fi villains of all time back in an episode that holds up much better than you might remember. Here’s why “Dalek” is such a banger, 20 years later.