It may only be one shot in Marvel's Iron Man, and it may only be screen tracking and compositing, but by gum, it was the longest shot in the film, I believe. And, if I may boast, I was later asked for my working files because production liked how I was comping the screen over previous methods.

Studio: Empire Studios (me) as a sub-contractor for Pixel Liberation Front

Software:

Mocha Pro

After Effects