John Adams served alone as the first United States Ambassador to Great Britain from 1785 to 1788. Therefore, he wasn't in England with anyone else representing the American government during the filming of "A More Perfect Union" (1989), a dramatization of the Constitutional Convention.
In the movie "John Adams: In a more perfect union," John Adams, portrayed by actor Paul Giamatti, was accompanied by his wife, Abigail Adams, played by Laura Linney, during his diplomatic mission to England. Abigail, known for her intellect and strong support for her husband, played a crucial role in Adams' life and political career.
Additionally, Thomas Jefferson, portrayed by Stephen Dillane, was in England during the same period.
The film depicts the interactions and challenges faced by these historical figures as Adams navigates diplomatic relations and political intricacies in his role as the first U.S. Minister to the Court of St. James's.
The performances of the cast, including Giamatti and Linney, contribute to a compelling portrayal of this critical historical period.