What do Lost, Jericho and Heroes have in common?

They each have a mysterious black guy.

David...

Who's never been in my kitchen.

wdstarr...

To the best of your knowledge. [insert spooky music here]

David...

Sometimes I do feel like my brain's been scopped out, but it only
happens when someone quotes a Ubiquitous post.

David...

Come to think of it, they each also have a mysterious white guy.

Alex W...

Locke? Sort of. Sometimes. Not always.
HRG? Yes.
Skeet Ulrich? Dunno. Or were you thinking of somebody else?

David...

On "Lost" I was thinking of Ben