Full cast - Apocalypse Zero (OVA) (episodes 1 to 2)

• 1. unknown

  Recurring: Zan (Pyonsuke), Anthony Mozdy (Oboro Hagakure, Chidokuro), Dave Mallow (Jackal), David Orosco (Rai, Haoka), David Umansky (Volt), Jane Alan (Ponta), Jessica Gee (Aoki), John Smallberries (Principal), Michelle Ruff (Student), Steve Kramer (Zenigata), Terrence Stone (Kagenari)

  Episodic: Dave Mallow (Kazu Shimada), David Umansky (Dogumakuro), Michelle Ruff (Uchiyama Hiroko), Mona Marshall (Dogumarkuro's Flower), Sonja S. Fox (Hamuko), Steve Kramer (Tomohisa)

  Song: Mona Marshall (Sings for Yukiko Horie)

• 2. unknown

  Recurring: Zan (Pyonsuke), Anthony Mozdy (Oboro Hagakure, Chidokuro), Dave Mallow (Jackal), David Orosco (Rai, Haoka), David Umansky (Volt), Jane Alan (Ponta), Jessica Gee (Aoki), John Smallberries (Principal), Michelle Ruff (Student), Steve Kramer (Zenigata), Terrence Stone (Kagenari)

  Episodic: John Smallberries (Fat Man), Melissa Charles (Megumi), Steve Kramer (Eikichi)

  Song: Mona Marshall (Sings for Yukiko Horie)