The KAOS assassin posing as Cynthia.

The niece of British scientist Professor Harold Whitaker. Cynthia attends a private school in New England.

A KAOS assassin posing as Cynthia shoots Whitaker after he is lured to Washington airport by a message saying that Cynthia is eloping.

[The real Cynthia is not seen; the assassin is seen but uncredited, Episode #54: "The Expendable Agent".]