Martin Ko
Martin Ko is an actor who appeared as a command ensign on the first two seasons of . As a background performer he received no credit for his appearances and was identified by the call sheets for the episodes.

Ko may have also appeared in another background role in an episode of  as a Starfleet duty uniform used in this series which had a handwritten "Martin Ko" in it was sold off on the Profiles in History auction on .

Appearances 
  (Season 1)
 
 
 
 
 
 
 
 
 
 
 
 
 
  (Season 2)

Performers
ENT performers