Sal Butera
Sal Butera  is a professional pool player and technical adviser who worked behind the scenes as pool technical adviser on several episodes of . He received no credit for his work but is listed on the call sheets of the episodes. In addition, Butera appeared as a Voyager officer in the first season episode  for which he filmed his scenes on Tuesday  on Paramount Stage 16 and reprised this role for the episode  for which he filmed his scene on Wednesday  on Paramount Stage 16.

Butera is the son of late world-class player  who also worked as technical adviser and background actor on several feature films. Butera Sr. passed away in 2015.  Like his father, Butera has been owner of a billiard hall, Butera's Billiards, located in Moorpark, California.

Butera has worked as technical adviser, pool coach, and hand double on over 100 films, television series, and commercials. He was the pool trick shot artist on the video production Playboy: Erotic Fantasies (1992).

Star Trek episodes 
For the following episodes Butera worked as Pool Technical Adviser
 
  (Season 1)
 
 
  (Season 2)

External links 
  – official site
 

Performers
VOY performers
Production staff