Question: What is the birth date of the actress who starred in the  1949 British crime drama film "Third Time Lucky" and has the initials G. J.?
Sentence (from "Glynis Johns"): Born in Pretoria, South Africa of Welsh origin, she is best known for creating the role of Desiree Armfeldt in "A Little Night Music" on Broadway, for which she won a Tony Award, and for playing Winifred Banks in Walt Disney's musical motion picture box office smash "Mary Poppins."
Relevant evidence: No