(written from a Production point of view)
Roy N. Sickner (30 September 1928 – 15 February 2001; age 72), born Roy A. Cooley, was an actor and stuntman, who played an unnamed villager in the Star Trek: The Original Series second season episode, "A Private Little War". He went uncredited for his appearance. He filmed his scenes on Wednesday 4 October 1967 on location at the Bell Ranch.
During his career, Sickner appeared in numerous television series and feature films, mostly as a stunt performer or playing minor roles. These include Dr. Kildare, The Twilight Zone, The Wild Wild West, and Mission: Impossible. He is also known for writing the original story for Sam Peckinpah's acclaimed 1969 western, The Wild Bunch, on which he also served as associate producer.