Barbara Gates
Barbara Gates McIver  is a former actress who played a Crewwoman in the  second season episode . She filmed her scene on Friday  at Desilu Stage 9. She received credit despite having no lines in the finished episode, which based on the script, her main contribution to the episode may have belonged to a deleted scene.

One of her first on-screen appearances was in the Paramount film The Party Crashers (1958; with Al Cavens and Victor Paul). Her early television appearances included the Al Jarvis Show, Emergency Ward, the Larry Finely Show, 77 Sunset Strip (1960, with Meg Wyllie), Surfside Six, and Hawaiian Eye. She later appeared in The Green Hornet (1966, with Victoria George), Dream Girl, Felony Squad, The Young Marrieds, and Divorce Court, all prior to her filming of Star Trek. It was also during this time, she was Miss September of the Hollywood Chamber of Commerce, and as such, was frequently featured in many local Hollywood events. (South Pasadena Review, 16 Nov 1966, p. 1, Daily News-Post [Monrovia, CA], 2 May 1967, p. 7; 5 May 1967, p. 1)

In December 1969, Gates joined actor  on a Hollywood Overseas Committee-USO handshake tour of military hospitals in Japan, Okinawa, Guam, the Philippines and Hawaii. (Valley Times [N. Hollywood, CA], 29 November 1969, p. 6; Los Angeles Evening Citizen News, 8 December 1969, p. 11)

Her later work included McCloud (1970, with Nancy Malone), and played in the film The Young Country (1970, with Terrence Evans), followed by several appearances on Medical Center (1974, with James Daly and Barbara Baldavin),

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Performers
TOS performers