What actors and actresses appeared in La tarde de un matrimonio clase media - 1997?

It seems you're asking about a film called "La tarde de un matrimonio clase media" released in 1997. However, there doesn't appear to be a film with that exact title and release year.

It's possible that:

* There is a typo in the title: Perhaps there's a slight error in the spelling or the year.

* The film is not very well-known: If it's a smaller film or one that hasn't been widely distributed, it might be difficult to find information online.

Could you please double-check the title and release year? If you can provide more information, I might be able to help you find the cast.