Family Ties (1982)

Season 3: Episode 16

The Keaton family is transported back in time when Alex dreams he is at the Constitutional Convention at 1776, but history is off track. Steven Keaton is Thomas Jefferson and has just turned down John Adams' request to write the Declaration of Independence, so it's up to Alex to convince him to do it. Alex falls asleep while working on a college term paper on Thomas Jefferson and dreams that his family and friends are living 200 years ago.