Complex sentence: This marks the second appearance of Benson, who appeared as the mollycoddling Mrs. Heath in Gourmet Night, she remains the only actress who appeared in more than one role in the show.
Split into simpler sentences: This marks the second appearance of Benson, who appeared as the mollycoddling Mrs. Heath in Gourmet Night. She was the only actress who appeared in more than one role in the show.