(written from a Production point of view)
Peter Lai is a stuntman who worked as stunt double for Garrett Wang under stunt coordination of Dennis Madalone on the Star Trek: Voyager third season episode "Scorpion". He filmed his stunt on Monday 10 March 1997 on Paramount Stage 16, had a makeup call at 9:30 am and a set call at 10:30 am. His uniform from this scene was later sold off on the It's A Wrap! sale and auction on eBay. 
Lai previously performed stunts in the drama Come See the Paradise (1990, with Phil Chong, Al Goto, Jeff Imada, and George Wilbur), the action film The Perfect Weapon (1991, stunt coordination by Rick Avery and Glenn R. Wilder), the action film Double Impact (1991, with stunts by James Lew and Simon Rhee), the action film Showdown in Little Tokyo (1991, with Cary-Hiroyuki Tagawa and Rachen Assapiomonwait), the action drama Leather Jackets (1992, stunt coordination by Anthony Cecere and Al Goto), the action film Rapid Fire (1992, stunt coordination by Jeff Imada), the biography Dragon: The Bruce Lee Story (1993, with Jeff Cadiente and stunt coordination by Steven Lambert and Merritt Yohnka), the horror film Village of the Damned (1995, starring Kirstie Alley, Thomas Dekker, and Lindsey Haun), and the science fiction sequel Escape from L.A. (1996, stunt coordination by Jeff Imada).
In 1996, Lai doubled actor Francois Chau in the video game Wing Commander IV: The Price of Freedom. Further stuntwork includes the action comedy Beverly Hills Ninja (1997), the thriller Red Corner (1997, coordinated by Buddy Joe Hooker), the war drama Windtalkers (2002, coordinated by Al Goto), and the crime drama State of Play (2009, stunt coordination by Doug Coleman).
On television, Lai performed stunts in episodes of China Beach, Tour of Duty, Deadly Games, Viper, Baywatch, Lois & Clark: The Adventures of Superman, Nash Bridges, Brimstone, JAG, Alias, America's Most Wanted, Charmed, and Standoff.