Complex sentence: Other actresses he approached included Tallulah Bankhead, Anne Baxter, and Mercedes McCambridge, before settling on Jeanette Nolan, a radio actress with no previous film or stage experience.
Split into simpler sentences: Other actresses he approached included Tallulah Bankhead, Anne Baxter and Mercedes McCambridge. Welles settled on Jeanette Nolan, a radio actress with no previous film or stage experience.