| Cy Sterling: |
Eltorian/human hybrid from Venus. Professor at Vesta University, Venus. |
| Nara Burns Sterling: |
Enhanced human from Venus. Owner of one of the largest food production companies on Venus, The Burns Plantation. |
| Alec DeLeon: |
Human from Earth, currently an agent for the Homeworlds Intelligence Agency (H.I.A.) operating out of Maginus City, Mars. |
| Maggie Weston: |
Human from earth, chief mechanic for the Maginus City motorpool. |
| Wolf Bronski: |
Human from Earth, currently living with his girlfriend Eve and attending college at the University of Chicago. |
| Eve Hanley: |
Human from Earth, employee of the government on Earth. |
| Lt. Kaz Takagi: |
Human pilot from Earth, leader of Able Squad. |
| Lt. Shanita: |
Alien from Eltoria, member of Able Squad. |
| Lt. Hallas: |
Human pilot from Chaos, member of Able Squad. |
| Lt. Thrax: |
Neosapian pilot from Mars, member of Able Squad. |
| Lt. Sue Worthington: |
Human pilot from Mars, member of Able Squad. |
| Lt. Stan Remes: |
Human pilot from Venus, Intelligence/Communications officer for Able Squad. |
| Sgt. Anthony Dirk: |
Human pilot from Earth, member of Able Squad. |
| Lt. Ramon Longfeather: |
Human jumptrooper from Earth, leader of jumptroop Charlie Five. |
| Lance Corporal Vince Pellegrino: |
Human jumptrooper from Earth, lead rifleman for Charlie Five. |
| Jumptrooper Jared Mathison: |
Human from Earth, Communications specialist for Charlie Five. |
| Jumptrooper David Poedowski: |
Human from Earth, Demolitions specialist for Charlie Five. |
| Mandy Wang: |
Human from Venus. Executive assistant to Nara Sterling. |
| Dr. Martin: |
Human doctor from Earth, Chief Medical Scientist for exofleet. |
| Professor Algernon: |
Human scientist from Earth, a recognized authority on all things related to physics. |
| Seraph: |
Alien from Eltoria, leader of a terrorist cell stationed on Earth. |
| Absolum: |
Alien from Eltoria, second in command of Seraph's terrorist cell. |
