Cast

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

Writers

• Harvey Pekar
• Joyce Brabner
• Shari Springer Berman
• Robert Pulcini

Producers

• Lamia Guellati
• Ted Hope
• Julia King
• Christine K. Walker