Who plays the Von Trapp family household staff in film The Sound of Music?

Here's a breakdown of the Von Trapp family household staff in "The Sound of Music" and the actors who played them:

* Frau Schmidt (The Governess): Played by Eleanor Parker

* Franz (The Butler): Played by Walter Slezak

* Liesl (The Housekeeper): Played by Portia Nelson

There are also a few other staff members who appear, but they don't have significant roles in the film.