Got it. Quick googling shows that his ex was Mormon. https://www.dailymail.co.uk/news/article-7970945/Larry-King-...

That's the Daily Mail, which should be taken with more than a grain of salt. According to Wikipedia he was indeed Jewish and agnostic.

I am actually ok with Daily Mail these days. Can’t tell the difference from main stream media except for the occasional typo and annoying ads.

I am not a news/media elitist anymore. Things have changed in the past few years.