I vaguely remember seeing Cecil, but I may have seen it as part of some kind of compilation in my late grammar school years. Or maybe on one of those retrospective shows.

And Fireball XL5 I know more from the parodies than actual first-hand, having never seen the original. You almost have to know what that one is to be at all literate in the SF televised genre.

You realize this discussion is making me feel old, right?