FullForm[whatever you are trying to reverse]
and see exactly what you really have.
If I guess what you have I don't get what you say.
Maybe this is what you actually have.
That reverses the contents of the entire string, as it should, but that is not a list of individual strings.
If you cannot get it to work then post the smallest simplest notebook demonstrating exactly the problem you describe and someone can try to see why it is happening.