(written from a Production point of view)
Tang Nguyen is an actor and stuntman who played a 25th century Starfleet cadet in the final Star Trek: Voyager episode "Endgame". As a background actor, he received no credit for this appearance and is unfortunatly the only cadet whose face is not shown in the final aired episode.  His costume was sold off on the It's A Wrap! sale and auction on eBay. 
Nguyen grew up in Houston, Texas and started studying martial arts at the age of twelve. After his first acting appearance, a background player in the action film Sidekicks in 1992, he moved to Orange County in Southern California in 1996 and attended the Glendale Community College. Shortly after this, Nguyen continued his passion for acting and attended acting classes under coaches such as James Hong, Priscilla Barnes, and Elizabeth Gamza. In 1999 he received his Screen Actors Guild card. As a martial artist he is holding a 2nd degree black belt in Kung Fu, Tae Kwon Do, Karate, and Kickboxing, beside his athletic and stunt skills.
After several projects he worked as background performer, Nguyen started in 2000 with stunt work and featured parts in films such as the science fiction film Gangland (2000), the action films Hard as Nails (2001), Redemption (2002, with stunts by Ron Balicki, Dyanna Lynn, Cole McKay, Tim Sitarz, and stunt coordinator Chuck Borden), John Woo's war drama Wind Talkers (2002), the drama Shakedown (2002, starring Ron Perlman), and the horror film Skeleton Man (2004, with Robert Miano and Noa Tishby).
In 2004 he had guest roles in the television series The West Wing (along Ron Canada, Matt Huhn, and Terry O'Quinn) and Monk (with Stanley Kamel), served as stunt coordinator on the short action film The Long Bow Hunter (with Paul Lacovara), and had a recurring role as Pham Son in four episodes of American Dreams, where he performed alongside Ethan Dampf, Alicia Coppola, and Joel West.
Further appearances include the short action film Fist of Iron Chef (2005, with James Lew), the action film Shira: The Vampire Samurai (2005, with Dragon Dronet and James Lew), the CSI: Crime Scene Investigation episode Room Service (2005, with Wallace Langham, Art Chudabala, David Kagen, and Tess Lina), stuntwork on Clint Eastwood's war drama Flags of our Fathers (2006), and the leading role in the independent film Bakaboo.