While Rust And Bone's critical success wasn't a huge surprise (it's pretty brilliant, after all), the way in which it transformed Marion Cotillard into an amputee certainly was.
We've got our hands on a world exclusive featurette from the DVD and Blu-ray release, which explores the CGI trickery behind her on-screen change.
Watch it below and marvel in the magic.
Rust And Bone is out to own on DVD, Blu-ray & EST from 25 February 2013.
Were you wowed by Rust And Bone? Think the CGI was impressive? Let us know below!