Evolution and the future of the human race are among topics in Carl Sagan's and Ann Druyan's book, "Shadows of Forgotten Ancestors: A Search for Who We Are." Included is an excerpt of the astronomer Harlow Shapley speaking at the beginning. Carl Sagan also reads an excerpt from the book at the end.

Arnold Wesker and Doris Lessing discuss the poor, theater, and literature in England. They also discuss art, life, values, race relations, and what people from other countries have in common . The interview takes place in England.