Question: A half-hour series that starred an actress who played Natalie Lane in The Patty Duke Show, also starred what other actress?
Sentence (from "Paul O'Keefe"): Paul O'Keefe (born April 27, 1951) is an American actor best known for his work as Ross Lane, the younger brother of Patty Duke's character Patty Lane in the television series "The Patty Duke Show" and for the movie "The Daydreamer".
Relevant evidence: No