Mary Hayley Bell
She was born Mary Hayley Bell and this was the name she used for her writing credits. For her acting roles she shortened the name to Hayley Bell (qv)
She married the actor John Mills on the 16th January 1941 after which she gave up acting to concentrate on writing.
She is the mother of actresses Juliet Mills and Hayley Mills . She also has a son Jonathan Mills who is a writer and film producer.