Wow, I love that black n' white style, really good.
The details and lines are very well made, the animation is fluid as well.
The only thing you could improve is on that walk cycle, it seems to be a little bit rough.
https://www.youtube.com/watch?v=2y6aVz0Acx0
This video shows how to make a simple walk cycle.
Hyped for your movie mate!