We Ate the Children Last is a 2011 Canadian satirical science fiction short film directed by Andrew Cividino based upon a short story by Yann Martel.
The film documents the radical societal shifts that occur after pig organ transplants for humans become commonplace.
[2] A man dying from intestinal cancer volunteers for an experimental treatment which involves receiving the transplanted digestive system of a pig.
The transplant is successful, but leaves him with a pig-like penchant for consuming garbage.
Considering this an acceptable trade-off for a medical breakthrough, society initially accepts the widespread adoption of the technique, but eventually collapses as the transplant recipients' insatiable appetites evolve into cannibalism.