Can you help me with this effect?

[RedSky AMVz]

Hello. I was wondering if someone could tell me how the editor did the effect at 0;36. I think they cloned the character maybe?
I'd like to do something similar but a bit different.
I have adobe after effects, sony vegas, and photoshop.

https://www.youtube.com/watch?v=-306ETJ-Rjg

Thanks in advance!

[yattyamvs]

basic masking and some camera animations, played a bit with speed graph