(in credits order)
- Mami Koyama(voice)
- Tesshô Genda(voice)
- Cam Clarke(voice: English version) (as Jimmy Flinders)
- Steve Kramer(voice: English version) (as Drew Thomas)
- Lewis Arquette(voice: English version) (as Lewis Lemay)
- Barbara Goodson(voice: English version) (as Barbara Larsen)
- Jan Rabson(voice: English version) (as Stanley Gurd Jr.)
- Tony Pope(voice: English version) (as Anthony Mozdy)
- Lara Cody(voice: English version) (as Deanna Morris)
- Melora Harte(voice: English version) (as Marylin Lane)
- Eddie Frierson(voice: English version) (as Christopher Mathewson)
- Johnny Yong Bosch(voice: English version)
- Joshua Seth(voice: English version)
- Wendee Lee(voice: English version)
- Sandy Fox(voice: English version)
- Jamieson Price(voice: English version) (as James Lyon)
- Kirk Thornton(voice: English version) (as Sparky Thornton)
- Matthew Mercer(voice: English version) (as Matt 'Masamune' Miller)
- Matt Adler(voice: English version) (as Matthew Hustin)
- Michael Sorich(voice: English version)
- Michael Forest(voice: English version) (as Russell Thor)
- Mike Reynolds(voice: English version) (as Ray Michaels)
- Paul St. Peter(voice: English version) (as George C. Cole)
- Paul Carr(voice: English version) (as Lee Kelso)
- Patricia Ja Lee(voice: English version) (as Pee Jay Lee)
- Mona Marshall(voice: English version)
- Michael McConnohie(voice: English version)
- Michelle Ruff(voice: English version) (as a different name)
- Peter Lurie(voice: English version) (as Peter Lee)
- Peter Spellos(voice: English version) (as G. Gordon Baer)
- Robert Axelrod(voice: English version)
- Steve Staley(voice: English version) (as Steve Cannon)
- Steve Prince(voice: English version) (as David Umansky)
- Steve Blum(voice: English version) (as David Lucas)
- Simon Prescott(voice: English version) (as Simon Isaacson)
- Ted Rae(voice: English version)
- William Frederick Knight(voice: English version) (as William Frederick)
- William Bassett(voice: English version) (as Frederick Bloggs)
- Jessica Gee-George(voice: English version) (as Jessica Gee)
- John Snyder(voice: English version) (as Ivan Buckley)
- Kevin Brief(voice: English version) (as Guy Pinkham)
- Doug Stone(voice: English version)
- Dan Lorge(voice: English version) (as Dan Martin)
- Dan Woren(voice: English version) (as Jackson Daniels)
- Adam Sholder(voice: English version)
- Lex Lang(voice: English version)
Rest of cast listed alphabetically
- Daran Norris(voice: English version)
- Bob Papenbrook(voice: English version)
- Travis Weaver(voice: English version)
