(written from a Production point of view)
Clayton J. Barber is a stuntman, stunt coordinator, writer, producer, and director who appeared as an alien Tsunkatse fighter in the Star Trek: Voyager sixth season episode "Tsunkatse". He performed his stunt part opposite J.G. Hertzler's stunt double Gary Ray Stearns under stunt coordination by Dennis Madalone.
Barber trained martial arts and achieved a black belt. He lost his first six tournament competitions but won several titles during the 1980s and 1990s. In 1995, he was awarded the Competitor of the Year after he won the US National Tae Kwon Do Championship four times. 
In 2016, Barber wrote, produced, and directed the short action film Blindsided. Other projects in 2016 include stunt coordination on the fantasy/horror film Daylight's End (working with Ron Balicki), the action film AmeriGeddon (with Dina Meyer, Carey Scott, and Marshall R. Teague), and the drama Windsor (2016), stunt work on episodes of 11.22.63, Day 5, Queen of the South, and Agents of S.H.I.E.L.D. (with Usman Ally) and on the science fiction film The Sector.
Most recent stunt work includes the science fiction series Altered Carbon (2017, with Marlene Forte, Renee Elise Goldsberry, Fiona Vroom, and Tim Connolly), the action sequel John Wick: Chapter 2 (2017, with Heidi Moneymaker, Tim Connolly, Krista Bell, Chino Binamo, Jeremy Fry, Panuvat Anthony Nanakornpanom, and J.J. Perry), and the action sequel Fast 8 (2017, with Dwayne Johnson, George Colucci, Tim Connolly, Shawn Crowder, Phil Culotta, Katie Eischen, John Escobar, Dane Farwell, Tanner Gill, Buddy Joe Hooker, Jace Jeanes, Steve Kelso, Mike Massa, Eric Norris, Lin Oeding, Denney Pierce, and Chester E. Tripp III).