Absolutely agree. Though the last season the story kind of dragged on and I never got to see the final B5 movie.
For Firefly the only thing that I didn’t really like was when Wash was killed. Otherwise it was outstanding. River always reminded me of Leeloo from The Fifth Element movie.
They had some great writers on Firefly.
After a particularly harrowing adventure Walsh says,
“Why, it’s like something out of science fiction!”
To which his wife replies, “Honey, we live in a space ship.”
“Like a leaf in the wind......Uck”