A little-known fact about "Futurama", FOX's cancelled cartoon sitcom about a pizza delivery boy stuck in the future, is that many of the writers had advanced degrees in math or related fields. Read this article for more info.
A personal connection is to Jeff Westbrook, one of the writers. He used to be at AT&T Labs, and is the only theoretician I know* who writes scripts for Hollywood. We even wrote a paper together, so I guess my Hollywood number is 1 !
* Len Adleman consulted on 'A Beautiful Mind' and I believe even "decorated" a blackboard for a scene in the movie.