Full Cast - FLCL (OVA) (episodes 1 to 6)
- 1. Fooly Cooly
Recurring: Bob Marx (Gaku Manabe), David Lucas (Masashi Masamune), Heather Lee Joelson (Eri Ninamori)
Additional Voices: Maki Terashima-Furuta, Shizuki Yamashita, Stephanie Sheh
- 2. Fire Starter
Recurring: Bob Marx (Gaku Manabe), David Lucas (Masashi Masamune), Heather Lee Joelson (Eri Ninamori)
Episodic: David Lucas (Security Guard), Maki Terashima-Furuta (Takkun the Cat)
Additional Voices: Agnes Yoshida, Bob Marx, David Lucas, Maggie Weidner, Stephanie Sheh, Steve Kramer
- 3. Marquis de Carabas
Recurring: Bob Marx (Gaku Manabe), David Lucas (Masashi Masamune), Heather Lee Joelson (Eri Ninamori)
Episodic: Ikuni (Black Cat), Jessica Stenuis (Secretary, Junko Miyaji), Maki Terashima-Furuta (Takkun the Cat), Steve Kramer (Train Announcer)
Additional Voices: Agnes Yoshida, Chris McDougall, Maggie Weidner, Mark Takeuchi, Ryan Ragland, Shizuki Yamashita, Stephanie Sheh, Steve Kramer, Tara Murphy
- 4. Full Swing
Recurring: Dave Mallow (Amarao), L. Villa (Kitsurubami)
Episodic: Maki Terashima-Furuta (Takkun the Cat), Steve Kramer (Martians Baseball Player)
Additional Voices: Agnes Yoshida, Bob Marx, Chris McDougall, David Lucas, Jessica Stenuis, Luis Reyes, Maggie Weidner, Rick Tetzlaff, Shizuki Yamashita, Stephanie Sheh, Steve Kramer
- 5. Bura Bure
Recurring: Bob Marx (Gaku Manabe), Dave Mallow (Amarao), David Lucas (Masashi Masamune), Heather Lee Joelson (Eri Ninamori), L. Villa (Kitsurubami)
Episodic: Maki Terashima-Furuta (Takkun the Cat)
Additional Voices: David Lucas, Steve Kramer
- 6. Furi Kura
Recurring: Bob Marx (Gaku Manabe), Dave Mallow (Amarao), David Lucas (Masashi Masamune), Heather Lee Joelson (Eri Ninamori), L. Villa (Kitsurubami)
Episodic: Jessica Stenuis (Junko Miyaji), Maki Terashima-Furuta (Takkun the Cat)
Additional Voices: Agnes Yoshida, Chris McDougall, Luis Reyes, Shizuki Yamashita, Stephanie Sheh