Misc: On This Day In January 1961 - The play, "______ " opened on Broadway.?

Questions

This actress appeared in 'St. Elmo's Fire', 'The Scarlett Letter', and 'Striptease'?

This actress was Miss Hungary of 1936?

This film starring Julie Andrews and Christopher Plummer wont he best picture Oscar for 1965?

This film starring Richard Beymer and Natalie Wood won the best picture Oscar for 1961?

This magic word was in the movie, 'Mary Poppins'?