Historical clue formulations

• "This Is Us" co-star Moore — 2023-08-17
• "Homeland" actor Patinkin — 2015-01-29
• Title woman in a 1975 #1 hit — 2011-05-14
• 1975 Barry Manilow #1 hit — 2005-10-31
• 1975 #1 Barry Manilow hit — 1998-05-05