No, Hannah Taylor-Gordon is not Jewish.
Yes, she converted to Judaism for her second husband Mike Todd. Her fourth husband, Eddie Fisher, was also Jewish.
No, she converted to Judaism when she married Eddie Fisher, I believe
Rod Taylor is 81 years old (birthdate: January 11, 1930).
For the same reasons most other people do so -- they consider that faith system something they want to take part in.A quote from IMDB has he saying that it "had absolutely nothing to do with my past...