It's possible that:
* You have the title slightly wrong. Perhaps there's a similar title or a different year for this film. Could you double-check the title and year?
* The film is less well-known. It's possible the film is a lesser-known production. In that case, finding information might be more difficult.
To help you, could you provide more details about the film? For example:
* What kind of film is it? (comedy, drama, thriller, etc.)
* Do you know anything about the plot?
* Where did you hear about the film?
With more information, I might be able to help you find the correct film and its cast.