| Episode credited cast: |
 | Kôichi Yamadera | - | Captain Harlock |
 | Tomokazu Seki | - | Tadashi Daiba |
| Rest of cast listed alphabetically: |
 | Beau Billingslea | - | Prof. Hiltz - Academy Speaker (voice) (as John Daniels) |
 | Richard Cansino | - | Tadashi Daiba (voice) (as Damon Phillips) |
 | Chafûrin | - | Maji |
| Hisao Egawa | - | Sabu |
| Keiji Fujiwara | - | Proferssor Hirz |
 | Barbara Goodson | - | Ms. Masu, Mourner (voice) |
 | Darrel Guilbeau | - | Flagship Bridge Officer (voice) |
| Katsunosuke Hori | - | Dr. Daiba |
 | Steve Kramer | - | Crewmember / Bar Patron / Prime Minister (voice) |
 | Motoko Kumai | - | Tomiko |
 | Lex Lang | - | Captain Harlock (voice) |
 | Dave Mallow | - | Gunnery Officer (voice) |
 | Michael McConnohie | - | Ilita's Subordinate / Dr. Hassan / Pirate Corpse / Crewmember / Preacher / Grandfather Ilita / Bar Patron / Prison Commander (voice) |
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