Complex sentence: The show co-stars Richard Crenna as a conservative political columnist, Bernadette Peters as a liberal photographer and concerns their romantic mismatch because of age and political opinions and is also a very early role of Michael Keaton as Lanny Wolf.
Split into simpler sentences: The show co-stars Richard Crenna as a conservative political columnist, Bernadette Peters as a liberal photographer, and it concerns their romantic mismatch because of age and political opinions. It was also a very early role of Michael Keaton as Lanny Wolf.