What are the real name of actor and actress in The Sound Music movie?

The real names of the actors and actresses in the 1965 film "The Sound of Music" are:

1. Julie Andrews as *Maria von Trapp*

2. Christopher Plummer as *Captain Georg von Trapp*

3. Peggy Wood as *Mother Abbess*

4. Eleanor Parker as *Baroness Elsa Schraeder*

5. Richard Haydn as *Max Detweiler*

6. Charmian Carr as *Liesl*

7. Nicholas Hammond as *Friedrich*

8. Heather Menzies-Urich as *Louisa*

9. Duane Chase as *Kurt*

10. Angela Cartwright as *Brigetta*

11. Debbie Turner as *Marta*

12. Kym Karath as *Gretl*

13. Daniel Truhitte as *Rolfe Gruber*

14. Ben Wright as *Herr Zeller*

15. Norma Varden as *Frau Schmidt*