The week of May 2, 1977: Before the Dark Times, before the Empire – well, approximately three weeks before the Dark Times and before the Empire – television sci-fi is just doing its thing on both sides of the Atlantic, unaware that audience expectations are about to change drastically. Retrogram examines five shows that were on the air during one of the last few weeks before a little movie called Star Wars took the world by storm. (1:06:06)