Complex sentence: In the show's second season, writers planned a serious relationship between Cooper and Audrey, but actor Kyle MacLachlan, who played Cooper, vetoed the plan; he argued that Cooper would not become involved with a high school-age woman.
Split into simpler sentences: In the show's second season, writers planned a serious relationship between Cooper and Audrey, but actor Kyle MacLachlan, who played Cooper, vetoed the plan. He argued that Cooper would not become involved with a high school-age woman.