Who’s in your top ten secondary characters?

I saw this idea for a post on Helena Fairfax’s blog – she’s a local writer, I think, and I’ve read her stuff for a little while. It got me thinking: most of my favourite characters aren’t always the protagonist. For me, a secondary character isn’t the primary character or their antagonist – they’re someone who’s an adjunct to the main action, another character who’s got something in their own right that’s memorable and interesting, and they help you as a reader/viewer learn more about the main character. Particularly in series, which I love because you sink into a character for so …