• 
  Grant George

  13 episodes, 2012
• 
  Erin Fitzgerald

   Hanako Tanaka, additional voices (10 episodes, 2012)
• 
  Michelle Ruff

   Konoha Amagi (13 episodes, 2012)
• 
  Jason Griffith

   Jin Kanzaki (13 episodes, 2012)
• 
  Matthew Mercer

  Additional Voices
• 
  Casey Mongillo

  Jin Kanzaki (Child)
• 
  Marc Diraison

  Narrator
• 
  Richard Epcar

  Chameleon EVOL

• 
  Colin Francis

  Kouga Amagi (Young)
• 
  Kana Hanazawa

  Konoha Amagi (Young)
• 
  Yuki Kaida

  Kouga Amagi (Young)
• 
  Adam Nevel

  Gorou Kanzaki
• 
  Romi Pak

  Jin Kanzaki (Young)
• 
  Sam Riegel

  Man in Black A
• 
  Bella Hudson

  Akemi Kawakami

• 
  Stephanie Sheh

  Konoha Amagi (Young)
• 
  Keith Silverstein

  Seiji Haitani
• 
  Michael Sinterniklaas

  Man
• 
  Julie Ann Taylor

  Youko Amagi
• 
  Rebecca Soler

  High School Girl
• 
  Kôji Yusa

  Seiji Haitani