American Splendor is a 2003 American biographical comedy-drama film directed by Shari Springer Berman and Robert Pulcini. The film is based on the life of Harvey Pekar, an American comic book writer and underground cultural figure, and stars Paul Giamatti as Pek
From Wikipedia
American Splendor is a series of autobiographical comic books written by Harvey Pekar and drawn by a variety of artists. The first issue was published in 1976 and the last one in September 2008, with publication occurring at irregular intervals. Publishers were, at various times, Harvey Pekar himself, Dark Horse Comics, and DC Comics.