(written from a Production point of view)
Larry Barnhart is an actor who appeared as a Vulcan Syrrannite in the Star Trek: Enterprise episode "Awakening". As an extra, he received no credit for this appearance as was identified by the name tag of the costume which was sold off on the It's A Wrap! sale and auction on eBay. 
Barnhart was a regular background performer for a couple years on the television series The Division alongside Bill Blair. He also played the co-pilot in the 2005 CSI: Miami episode Money Plane, which also featured Michael Buchman Silver.