Paul Giamatti
Harvey Pekar
Acting
Hope Davis
Joyce Brabner
Acting
Judah Friedlander
Toby Radloff
Acting
James Urbaniak
Robert Crumb
Acting
Earl Billings
Mr. Boats
Acting
James McCaffrey
Fred
Acting
Maggie Moore
Alice Quinn
Acting
Vivienne Benesch
Lana
Acting
Daniel Tay
Young Harvey
Acting
Harvey Pekar
Real Harvey
Acting
Donal Logue
Stage Actor Harvey
Acting
Josh Hutcherson
Robin
Acting
Joyce Brabner
Joyce Brabner
Writing
Molly Shannon
Stage Actor Joyce
Acting
Toby Radloff
Toby Radloff
Acting
Eytan Mirsky
Guitarist
Sound
Joey Krajcar
Batman
Acting
Chris Ambrose
Superman
Acting
Cameron Carter
Green Lantern
Acting
Mary Faktor
Housewife
Acting
Madylin Sweeten
Danielle
Acting
Ebon Moss-Bachrach
MTV Director
Acting
David Letterman
Self (archive footage)
Acting
Kurt Loder
Self (archive footage)
Acting
Shari Springer Berman
Interviewer (voice)
Directing
Larry John Meyers
Throat Doctor
Acting
Barbara Brown
Nurse
Acting
Danny Hoch
Marty
Acting
Eli Ganias
Pahls
Acting
Sylvia Kauders
Old Jewish Lady
Acting
Rebecca Borger
Cashier
Acting
Nick Baxter
Mattress Guy #1
Acting
Allen Branstein
Mattress Guy #2
Acting
Dick Prochaska
WWII Patient
Acting
Charles Eduardos
Doctor
Acting
Robert Pulcini
Bob the Director
Directing
Bianca Santos
Counter Girl
Acting
Mike Rad
Rand
Acting
Amy K. Harmon
Cheery Waitress
Acting
Rob Grader
Stage Manager
Acting
Terrence Sullivan
Letterman Regular
Acting
Patrick Lafferty
Yuppie
Acting
Jesse Perez
Miguel
Acting
Jeff Peters
Talk Show Host
Acting
Ola Creston
PA #1
Acting
Robert J. Williams
Cancer Doctor
Acting
Jason Stevens
Letterman Regular (voice)
Acting
Todd Cummings
Talk Show Host (voice)
Acting