1. Liam Neeson was originally set to play Abraham Lincoln but dropped out, saying he felt too old.
2. Leonardo DiCaprio convinced Daniel Day-Lewis to take the role of Lincoln.
3. Bill Camp and Elizabeth Marvel who play Mr and Mrs Jolly are also married in real life.
4. Steven Spielberg wore a suit and tie to work every day in order to blend in better with the actors.
5. Many of the scenes include modern 50-star US flags when in fact they should have 25 or 36 stars.