On screen they were often models of hetero female purity to feed to the masses but at home they were real women with real women's issues and lives that didn't conform to the Studio propaganda.
Here's a tidbit from imdb about Ms. Scott:
According to Diana McClellan's book on Sappho Hollywood, "The Girls," Scott was shunned late in the studio era for her sexual orientation. It was seen as an obscenity for Scott to be associated with lesbians as well as lesbian night clubs and dives in Los Angeles. http://www.imdb.com/name/nm0779507/bio
Deborah Kerr, often portrayed as a virginal saint on-screen, had two troubled marriages ending in divorce and estrangement, respectively, possibly owing to all the rumors of affairs and documented claims by numerous actors and co-stars (including Burt Lancaster) that she was an expert seductress.