Keroro vs Natsumi suichuu daisakusen! de arimasu/Fuyuki youkoso Horror World e de arimasu
- Episode aired Jul 24, 2004
- TV-Y7
Kumiko Watanabe
- Keroro
- (voice)
Etsuko Kozakura
- Tamama
- (voice)
Jôji Nakata
- Giroro
- (voice)
Takehito Koyasu
- Kururu
- (voice)
Takeshi Kusao
- Dororo
- (voice)
Tomoko Kawakami
- Fuyuki Hinata
- (voice)
Chiwa Saitô
- Natsumi Hinata
- (voice)
- (as Chiwa Saito)
Mamiko Noto
- Angol Mois
- (voice)
Ryô Hirohashi
- Koyuki Azumaya
- (voice)
Asuka Tanii
- Yayoi Shimotsuki
- (voice)
Chie Matsuura
- Satsuki Shiwasu
- (voice)
Keiji Fujiwara
- The Narrator
- (voice)
Todd Haberkorn
- Keroro
- (English version)
- (voice)
Luci Christian
- Koyuki Azumaya
- (English version)
- (voice)
Leah Clark
- Fuyuki Hinata
- (English version)
- (voice)
Cynthia Cranz
- Additional Voices
- (English version)
- (voice)
Didi Duron
- Additional Voices
- (English version)
- (voice)