Franz Kafka - Rock Opera!

It's exactly what it sounds like - a cartoon rock opera about Kafka. And it's awesome.
The Onion: "Prague's Franz Kafka International Named World's Most Alienating Airport"

This is a joke - repeat, this is a joke. But a funny one. Check out this fake news report from The Onion.
Metamorphosis

An audio book of Kafka's novel.
Franz Kafka by Piotr Dumala

A haunting animated film about the writer.
The Country Doctor

A short anime film (in Japanese, with English subtitles) based on Kafka's short story.
The Metamorphosis

A controversial adaptation of the famous novel by filmmaker Carlos Atanes.