(written from a Production point of view)
Larry Cedar (born 6 March 1955; age 66) is an actor who played Nydrom in the Star Trek: Deep Space Nine second season episode "Armageddon Game", Tersa in the Star Trek: Voyager second season episode "Alliances", and Tessic in the Star Trek: Enterprise second season episode "Marauders". His costume from "Armageddon Game" was later sold off on the It's A Wrap! sale and auction on eBay. 
He also played a recurring role as Leon in Deadwood and made guest appearances on Frasier and Stargate SG-1 and has provided voices for the "Tony Hawk" video games.