It's possible that:
* The title is incorrect: There might be a slight misremembering of the title. Could you double-check the spelling or year?
* It's a lesser-known film: It might be a film with limited distribution or a short film.
* It's a different medium: Perhaps it's a play, a video game, or a television series.
Could you please provide more information about the film or show you are looking for? This will help me find the correct cast list.