Christopher Knopf, who received three Writers Guild Awards for his television writing, wrote the made-for-television movies Mrs. Sundance (1974), Scott Joplin: King of Ragtime (1977), The Girl Who Spelled Freedom (1986), the miniseries Peter and Paul (1981), and the pilot episode for the classic 1970s TV series The Big Valley. He was supervising producer for Cimarron Strip (1967) and co-executive producer for the TV series Equal Justice (1990), which earned him a NAACP Award. His feature film credits include Emperor of the North (1973).

In addition to serving as WGAw president, he was WGA national chairman and International Writers Guild vice president from 1967 to 1969. He has participated in and chaired several Guild committees, including MBA Enforcement, Screen Credits, TV Credits, Screen Grievance, Affirmative Action, and Credits Review. Knopf was also a trustee of the Motion Picture Relief Fund from 1957 to 1959. He received the WGAw Morgan Cox Award in 1991 and the Edmund H. North Award in 2002 for his 40 years of service to the Guild and professional achievement.