List of character appearances by episode

The following is a list of appearances by each character, sorted by episode and order of appearance. First appearances are noted in bold.

• Isaac
• Peter
• Hiro
• Ando
• Claire
• Sandra
• Mr. Muggles
• Mr. Bennet
• LVPD deputy
• Niki
• D.L.
• Zach
• High roller
• Hank
• Lisa
• Ernie
• Weasel
• Micah
• Eden
• Mohinder the lizard
• Mohinder

Genesis Peter Petrelli Simone Deveaux Charles Deveaux Mohinder Suresh Nirand Mr. Bennet Niki Sanders Micah Sanders Linderman's thugs Claire Bennet Zach Nathan Petrelli Hiro Nakamura Ando Masahashi Hiro's boss Micah's principal Angela Petrelli Tina Train wreck victim Odessa Fire Chief Chandra's super Isaac Mendez Sandra Bennet Mr. Muggles Lyle Bennet	Don't Look Back Peter Nathan Claire Mr. Bennet Mohinder Jumpsuit Eden McCain Hiro Newsie Isaac Simone Brody Mitchum Jackie Wilcox Zach Principal Marks Niki Micah Tina Sheriff Davidson Officer Ramsford Angela Matt Parkman Beat cop Elisa Thayer Audrey Hanson Mrs. Walker James Walker Molly Walker Mohinder the lizard NYPD detective Detective Furakowa Ando	One Giant Leap Niki Micah Claire Mr. Bennet Brody Jackie Ando Hiro Peter Nathan Campaign manager Mohinder Eden Matt Audrey Zach Simone Isaac Japanese schoolgirl Paulette Hawkins Molly Sylar Janice Parkman Linderman's cop Angela Hotspur employee Bartender The Haitian Lori Trammel
Collision Matt Mr. Bennet The Haitian Hiro Ando Niki Micah Linderman's cop Miss Sakamoto Linderman's henchman Medical examiner Claire Isaac Peter Simone Lyle Sandra Mr. Muggles Campaign manager Nathan Mohinder Mr. Bennet Eden Roulette dealer Tina Zach Lori Trammel High roller The Haitian Future Hiro	Hiros Peter Future Hiro Mohinder Claire Sandra Brody Mr. Bennet The Haitian Nathan Niki Campaign manager Miss Sakamoto Janice Matt Ando Hiro Isaac Tina Micah Convenience store robber D.L. Hawkins	Better Halves
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