No cards or tokens, but I've gone ahead and posted my take on the Dust Tactics Gorillas on my blog. These are pretty rough, so they may not be entirely balanced:
Doc Savage also had a custom with an ape figure, but I do not think he ever converted it to the Revised Edition rules. You can find his custom here:
Finally, Miah has some custom zombies, the fantastically named Untotetruppen, which you could try:
Customs are fun to make as well, if you want to go that route. You'll need a little imagination and a fair grasp of the rules. Also, some graphics software if you want to make nice cards and tokens.