Save The Cat for short films?

I know the save the cat method is a bit looked down upon for the strict blockbuster style story structure but -

I am doing the 24 hour film festival here soon.

I am not an experienced writer, nor do I have access to one.

Because of this, the save the cat story structure is very appealing to me because of how easily it is structured, in that it is sort of a long game of full in the blanks.

Do you have any tips for applying this to a script?

Or ~> Do you have any advice on an easy way to structure a short film?

What would you say are the mechanics of a short film?

Also, I have limited access to actors, so a basis of 1-3 characters would be best, if in anyway that might change your advice ###

Do you guys have a