I often get sent scripts about little men in big situations. There's a comic element to it, which is forces stacked against this little guy, and how is he going to defeat them?
Good acting is all in the writing. If it isn't on the page, then it really won't make any difference. You cannot act on force of personality alone.
I have a TV Soap Boomerang award, and I always start my year with the Australian Open tennis! Tennis, soccer, you name it.