Actor Jared Harris (Mad Men, Sherlock Holmes: A Game of Shadows) has been cast in Lincoln for DreamWorks Pictures and director Steven Spielberg.

Jared Harris will play Ulysses S. Grant, a Union general in the Civil War who later became the 18th President of the United States. Daniel Day-Lewis will portray Abraham Lincoln in this biopic, which focuses on his efforts to put an end to slavery and the Civil War.

Steven Spielberg is directing Lincoln from a screenplay by Tony Kushner, which is adapted from the Doris Kearns Goodwin book Team of Rivals. Kathleen Kennedy is producing alongside Steven Spielberg.

It isn't known when production will begin on Lincoln.