Hong Kong, April 23 -- Streamers like Netflix and Amazon Prime Video are flooded with true crime documentary movies and TV shows that probe into the dark recesses of human behaviour. If you wish to watch one but cannot decide, here is a handpicked list of the best true crime documentaries to watch on your favourite streaming service.

Dive into murderous cults, cold-blooded serial killers and chilling mysteries with these compulsively watchable true crime documentaries.

What is the appeal of documentaries based on actual crimes? "There's a beast in every man and it stirs when you put a sword in his hand," said

character Jorah Mormont (played by Iain Glen). This is an unnerving truth. Humanity is capable of great evil. If you do not beli...