| Ouran High School Host Club | Maaya Sakamoto | Haruhi Fujioka |
| Ouran High School Host Club | Mamoru Miyano | Tamaki Suou |
| Ouran High School Host Club | Kenichi Suzumura | Hikaru Hitachiin |
| Ouran High School Host Club | Ayaka Saitou | Mitsukuni Haninozuka |
| Ouran High School Host Club | Masaya Matsukaze | Kyouya Ootori |
| Ouran High School Host Club | Yoshinori Fujita | Kaoru Hitachiin |
| Ouran High School Host Club | Daisuke Kirii | Takashi Morinozuka |
| Ouran High School Host Club | Kozue Yoshizumi | Renge Houshakuji |
| Ouran High School Host Club | Yuichi Nagashima | Misuzu Sonoda
(Episode 15 & 16) |
| Ouran High School Host Club | Yuuji Ueda | Umehito Nekozawa
(Episode 5, 11, 13, 21) |
| Ouran High School Host Club | Daisuke Gouri | Mitsukuni's Father
(Episode 18) |
| Ouran High School Host Club | Mitsuki Saiga | Benio Amakusa
(Episode 9 & 19) |
| Ouran High School Host Club | Yutaka Nakano | Ritsu's Father
(Episode 22) |
| Ouran High School Host Club | Natsuko Kuwatani | Kanako Kasugasaki
(Episode 2 & 13) |
| Ouran High School Host Club | Takehito Koyasu | Ryouji Fujioka
(Episode 10, 13, 19, 26) |
| Ouran High School Host Club | Hisako Kyouda | Tamaki's Grandmother
(Episode 25 & 26) |
| Ouran High School Host Club | Tomoko Kawakami | Kuretake
(Episode 11) |
| Ouran High School Host Club | Junko Takeuchi | Shirou Takaouji
(Episode 6 & 13) |
| Ouran High School Host Club | Wataru Hatano | Ritsu Kasanoda
(Episode 22 & 23) |
| Ouran High School Host Club | Miho Yamada | Chizuru Maihara
(Episode 9 & 19) |
| Ouran High School Host Club | Kikuko Inoue | Kyouya's Older Sister
(Episode 24) |
| Ouran High School Host Club | Hideki Tasaka | Tooru Suzushima
(Episode 2) |
| Ouran High School Host Club | Mika Doi | Ryouji's Wife
(Episode 10, 13, 19) |
| Ouran High School Host Club | Yukari Tamura | Eclaire
(Episode 25 & 26) |
| Ouran High School Host Club | Kousuke Toriumi | Akira Komatsuzawa
(Episode 14) |
| Ouran High School Host Club | Ikuya Sawaki | Renge's Father
(Episode 4) |
| Ouran High School Host Club | Fumihiko Tachiki | Kyouya's Father
(Episode 17, 24 - 26) |
| Ouran High School Host Club | Mai Kadowaki | Hina Kamishiro
(Episode 6) |
| Ouran High School Host Club | Daisuke Namikawa | Tetsuya Sendou
(Episode 22 & 23) |
| Ouran High School Host Club | Michiko Neya | Ayanokouji
(Episode 1 & 13) |
| Ouran High School Host Club | Yuuko Sasamoto | Hinako Tsuwabuki
(Episode 9 & 19) |
| Ouran High School Host Club | Kazuhiko Inoue | Tamaki's Father
(Episode 25 & 26) |
| Ouran High School Host Club | Kurumi Mamiya | Kirimi Nekozawa
(Episode 11 & 13) |
| Ouran High School Host Club | Yuuko Sanpei | Shiori Ebisugawa |
| Ouran High School Host Club | Ayahi Takagaki | Tsubaki Kamigamo |
| Ouran High School Host Club | Ryouko Ono | Honoka Kimiwado |
| Ouran High School Host Club | Sayaka Narita | Kozue Kitamikado |
| Ouran High School Host Club | Kiyomi Asai | Kimiko Sakurazuka |
