The English cast has been announced for the Terra Formars anime:
- Christopher Niosi is Akari Hizamaru
- Erica Lindbeck is Michelle K. Davis and Sheila Levitt
- Cherami Leigh is Kanako Sanjo, Yuriko Minamoto, and Nanao Akita
- Cristina Vee is Eva Frost
- Robbie Daymond is Marcos Eringrad Garcia
- Steve Cannon is Alex Kandori Stewart
- Todd Haberkorn is Joseph Gustav Newton, Emcee, and President Gerald Goodman
- Peter Lurie is Narrator and Jason Carlos Bourne
- Chris Smith is Shokichi Komachi, Ivan Perepelkina, and Jet
- Keith Silverstein is Shichisei Hiruma
- Kyle Hebert is Ko Honda and Liu Yiwu
- Doug Erholtz is Adolf Reinhard
- Patrick Seitz is Sylvester Asimov
- Max Mittelman is Keiji Onizuka, Johann, and Jared Anderson
- Erin Fitzgerald is Elena Perepelkina, Yaeko Yanasegawa, and Sakurato Harukaze
- Neil Kaplan is Kaiki Kouno
- Ben Diskin is Antonio and Fritz
- Bryce Papenbrook is Enrique, Hans, and Alexander Asimov
- Cindy Robinson is Isabella R. Leon
- Erica Mendez is Sandra Hoffman
- Kate Higgins is Gina S. Asimov and Rosa Zypries
- Kirk Thornton is Uaku Ericson and Rokka Hiruma
- Stephanie Sheh is Nina Yuzik, Erica Nakanojo, Joyce, and Rachel
Suzy Goldish and Ryan Johnston are directing the dub.
Source: ANN