Nancy Kovack Nancy Kovack is an actress who , in , played the role of Nona in the second season episode . She filmed her scenes between Tuesday and Thursday on location at the Bell Ranch and at Desilu Stage 10 . Born in Flint , Michigan as Nancy Kovach , she attended the University of Michigan at the age of fifteen . She began her professional television career as one of ' s " Glea Girls " on " The Jackie Gleason Show " during the 1950s . This was followed by an extensive list of TV guest appearances on such programs as " Perry Mason " , " The Alfred Hitchcock Hour " ( working alongside fellow TOS guest stars Frank Gorshin and Richard Hale ) , " Twelve O ' Clock High " ( a series starring Robert Lansing and Bert Remsen , in an episode also guest - starring Gary Lockwood ) , " Voyage to the Bottom of the Sea " ( co - starring with the likes of Paul Carr , John Hoyt , Arch Whiting , and TOS star James Doohan ) , " I Dream of Jeannie " , " Batman " , " I Spy " , " Family Affair " ( starring future guest actor Brian Keith ) , " Get Smart " , and " Hawaii Five - O " ( in an episode with David Opatoshu ) . She was also seen in two episodes of " The Man from U . N . C . L . E . " – one in 1964 with Abraham Sofaer , Bill Quinn , Liam Sullivan and Yvonne Craig , directed by James Goldstone and another episode in 1966 with Ricardo Montalban and John Winston , directed by Joseph Sargent – and was seen in multiple episodes of the classic situation comedy " Bewitched " . In 1969 , Kovack was nominated for an Emmy Award for her performance on an episode of " Mannix " entitled " The Girl Who Came in with the Tide " , in which she guest - starred in the title role . Kovack went on to make two more appearances on " Mannix " , first in 1972 ( with Barry Russo and John Colicos ) and again in 1973 in a Stephen Kandel - penned episode which also starred Liam Sullivan and Jack Donner . Kovack has also starred in a number of feature film , making her debut in the 1960 drama " Strangers When We Meet " . Her most notable film role is that of the Medea in the 1963 adaptation of " Jason and the Argonauts " . ( star Jolene Blalock played this same role in a TV movie version of the same story in 2000 . ) Kovack ' s other film credits include the 1962 Western " The Wild Westerners " , the 1963 horror movie " Diary of a Madman " ( co - starring fellow TOS alum Ian Wolfe ) , the 1965 comedy " The Outlaws Is Coming " ( with Henry Gibson and Rex Holman ) , the 1966 spy thriller " The Silencers " ( co - starring Roger C . Carmel and James Gregory ) , and the 1966 musical " Frankie and Johnny " . Her last film to date was the 1969 science fiction drama " Marooned " , which co - starred fellow TOS guest actress Mariette Hartley . Kovack married renowned music conductor Zubin Mehta in 1969 , after which she began to focus more on married life than on acting . However , she did continue making occasional appearances on television throughout the 1970s – including becoming a regular in the short - lived series " Ellery Queen " ( credited as Nancy Mehta ) , along with Monte Markham and Gail Strickland – before she retired in late 1975 . She and her husband currently live in Germany . Other " Trek " connections . Additional film and television projects in which Kovack appeared with other " Star Trek " performers include :