This is a template page for most of the characters seen in On Cinema. Needs work.

On Cinema hosts and guests
Tim Heidecker - Gregg Turkington
Joe Estevez - Mark Prosk - Axiom - Manuel Giusti - LaRue
Secondary G. Amato - Kaili Amato - Tom Cruise Heidecker Jr.† - Wendy Kerby - Toni Newman - Ayaka Ohwaki - Joey P. - Dr. San†
Tertiary Corwin Allard - John Aprea† - James Dean - Hank Friedmann - Jimmy McNichol - Dee Thompson - "Dudley Moore" - Matt Newman† - Juliana Serradimigni
Trial participants Vincent Rosetti - Edward Szymczyk - Miriam Waymon
One-time guests Andrew - Brian - Chris Carr - Tom Chaplin† - Candy Clark - Connor - Craig - Denise - Charles Dougherty - Diane Dougherty - Olivia Fox - Sam Grady - Justin Henry - Hobbitheads - Jordan Hoffman - Jason - John Kieran - George Lucas - Mickey - Mr. Ohwaki - Peyton Reed - Greg Smith - Steve - Rafael Torres - Josh Trank - Larry Turman† - Wesley
Unseen Chris Amato† - Barry Schwartz - Chris Delgado† - Electric Sun 20† - Stuart Fleming - Gregg's brother - Gregg's dad - Joaquin Neville - Sakura Ohtani - Satoshi Ohtani - Stephanie - Jeff Stringer - Tim's nephew - Tim's niece - Tim's first son
Decker characters Jack Decker - Jonathan Kington - Abdul - Jason Davidson - Jason Davidson Jr. - lanoi - dracula - sonofdracula - Roy la Roux
Deck of Cards characters J.J. Denecker - The Joker
Ant-Man characters Dale - Daniel Gooobler
Relevant characters - † Deceased