It's possible that:
* The title is incorrect: Perhaps it's a different title, or there's a slight variation.
* It's a documentary or special: It could be a behind-the-scenes documentary or a special feature that was not widely released.
* It's a personal project: It might be a student film or a project that was never commercially distributed.
To help you find the information you're looking for, please double-check the title and any other details you might have.