Conversation so far:
Was Rita Hayworth married to a movie star?
Rita Hayworth married Orson Welles.
What was Rita Hayworth's most notable film?
Hayworth is perhaps best known for her performance in the 1946 film noir Gilda.

Question: what was her most genre of films did she play in?
Self-contained rewrite: What was the genre of most of the films Rita Hayworth played in?