I was struck to discover this, though I am not sure - what do you think?
The actor playing Harrison Hightower, the "owner" of Tokyo DisneySea's tower of terror which disappears in the elevator, is, as it looks to me, actually Imagineer Joe Rohde!
See for yourselves, here is Rohde in an article on miceage:
and here is the official Tokyo Tower of Terror site (Beware, it can startling ):
I wish I could upload a screenshot here, but I couldn't find how to. Anyway, try and navigate to the man's diary, then advance several pages, and you're there.