(written from a Production point of view)
Carlo Antonazzo (born 1959) is an actor who appeared as a Starfleet officer in an episode of Star Trek: Voyager. He received no credit for his appearance and was identified by the name tag of his costume which was sold off on the It's A Wrap! sale and auction on eBay.  Antonazzo also appeared in the Star Trek: Enterprise first season episode "Civilization" as an Akaali citizen. His robe from this episode was also sold off and was previously worn by background actor James Flannigan in the Star Trek: Voyager second season episode "Resistance". 
Antonazzo played the featured part of a security adviser in Steven Soderbergh's comedy crime sequel Ocean's Twelve in 2004 which also featured Star Trek performers Scott L. Schwartz and Anthony Bonaventura. In addition he portrayed a Swiss guard in a 2006 episode of the daily soap Passions and appeared in the music drama Five Hours South (2012).