If there’s one genre of show we just can’t get enough of it’s documentary series – and 2020 has provided some of the best yet. From Tiger King to Zac Efron travelling the world, we’ve been treated with a whole range of different docs to get stuck into. IMDb has put together a list of the top performing documentary series from this year, so if you haven’t watched these already it’s perfect binge watch material for you. Here’s the list of the top 10 documentary series of 2020: Nobody is surprised to see that the top documentary series of 2020 is Tiger King on Netflix. It doesn’t even seem real to imagine a life before we knew who Joe Exotic and Carole Baskin were. Up next is The Last Dance and possibly one of the most shocking and graphic documentary series to date, Don’t F**k With Cats: Hunting An Internet Killer, about the twisted crimes of Luka Magnotta.