Paul Edward Valentine Giamatti (; born June 6, 1967) is an American actor. He was nominated for an
Academy Award for Best Supporting Actor for the film
Cinderella Man and is also known for his roles in the films
Private Parts,
Sideways,
American Splendor, The Illusionist,
Cold Souls,
Barney's Version,
Big Fat Liar,
Love & Mercy,
Straight Outta Compton, and
Win Win, as well as the miniseries
John Adams. He has won a Golden Globe Award and two Screen Actors Guilds Awards.