CBS tried to regulate the screenwriters.
When Norman Lear was developing the initial 13 episodes he would keep receiving memos from CBS as to what words to use and not use. They wanted ‘edgy’ but not too edgy. Lear ignored the memos.
An NFL player almost starred in the show!
Back during the pilot phase, Norman Lear had cast Oakland Raider linebacker Chip Oliver to play Michael Stivic. However, the networks did not love these pilots.