Historical clue formulations

• No-longer-current source for current events — 2021-09-12
• Old-time premovie fare — 2017-10-04
• Feature accompanier, once — 2003-03-15
• Movie preceder, once — 2001-09-05
• Fox Movietone piece — 1998-07-23
• Movie preceder of yore — 1995-05-12