Conversation so far:
Where was O'Mara born?
CANNOTANSWER.
What was her family like?
flying instructor, and actress Hazel Bainbridge (born Edith Marion Bainbridge; 25 January 1910 - 7 January 1998).
Her younger sister is actress Belinda Carroll.
Did she have other siblings?
CANNOTANSWER.

Question: Where did she go to school?
Self-contained rewrite: Where did Kate O'Mara go to school?