Yep, SFX anticipates meeting up with Nathan "Mal Reynolds" Fillion in a few days' time. We plan to run a feature in a forthcoming issue, and here's how we reckon that would work: SFX readers and fans get to suggest the questions I'll put to him.
So, got any questions we should ask him? Visit our forum here to suggest them.
UPDATE: Now closed. Thanks for the contributions folks!