Ghostbusters.

They identified a niche, bootstrapped their company, solved a real pain point for their customers, and spread through word of mouth from their satisfied customers to become the dominant player in their space.

I'm not so sure:

* They didn't invest in redundant systems * They had problems at scale * They had high running costs * They took health and safety risks with their employees

There is also the TV-series "Halt and Catch Fire".

Slightly related movie suggestions, based on their interruptive theme: "Field of Dreams", "Moneyball", "The Wolfs of Wall Street"

This documentary captures the early dotcom era

https://en.m.wikipedia.org/wiki/Triumph_of_the_Nerds

cringeley is the bomb

Middle men:

http://www.imdb.com/title/tt1251757/

The bell idea was great.

Pirates of Silicon Valley, Sneakers, Primer, Ex Machina

primer is a masterpiece

Silicon Valley[0] is quite funny if you get the culture references. And sometimes it is also quite spot-on in its critique.

[0]: http://www.imdb.com/title/tt2575988/?ref_=nv_sr_1

The Social Network, Middle Men, Silicon Valley(series), Halt and Catch Fire(series), Blow(non-traditional), First 20 Million Is Always the Hardest, How To Make It In America(series), Startup.com, Pirates of Silicon Valley

There was also the series Betas on Amazon Prime. Pretty similar to Silicon Valley imho.

The social network?

e-gold tiger nation is also a good one.