Rosalyn Burbage

 played Margaret Hawkins in the fourth season episode, Humbug Not to Be Spoken Here (1967).

Rosalyn Burbage is an actress, known for The Name of the Game (1968), Bewitched (1967) and The Virginian (1962). According to the Internet Movie Database, these are her only known credits.

Source
Rosalyn Burbage on the Internet Movie Database. Retrieved on November 5, 2021.