Dick Cherney
Richard "Dick" Cherney  was a background actor who, from approximately 1936 to 1976, made over 250 uncredited film and television appearances, including two uncredited appearances during the first season of . His first appearance was as a Council Member in , and his second, as a Passerby in the episode .

He filmed his scenes for the former on Tuesday  and Wednesday  at Desilu Stage 10, and for the latter on Friday  at the 40 Acres backlot.

From December 2016 until his death, Cherney was the oldest living known actor to have appeared in the Star Trek franchise, following the death of fellow TOS background actor Shep Houghton. He is only the fifth Star Trek performer to reach the age of 100, following Viola Stimpson, Ellen Albertini Dow, Olaf Pooley, and Houghton. With his death, Norman Lloyd, who was two days his junior, became the oldest living Star Trek performer.

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Performers
TOS performers