Gw mau tau Filmografi dari Mitsuko Horie

Akko di Himitsu no Akko-chan (1988)

Polaris Hilda di Saint Seiya

Beron, di Kaizoku Sentai Gokaiger the Movie: The Flying Ghost Ship

Remi, di Remi, Nobody's Girl

Judy Abbott di My Daddy Long Legs

Monica di Porphy no Nagai Tabi

Sailor Galaxia di Sailor Moon: Sailor Stars

Narration, Cinderella di Grimm's Fairy Tale Classics

Tsuntsunodanoteiyugo Tsun & Obotchaman di Dr. Slump Arale-Chan

Mitamura Yaeko "Yakko" di Ai Shite Knight

Miyuki Moriki di Submarine Super 99

Susumu Hori, Anna Hottenmeyer, dan Puchi di seri Mr. Driller

"Kurenai Sanshiro" Judo Boy (1969) (lagu tema anime perdananya; dibawakan ketika ia masih berusia 12 tahun)

"Sazae-san" Sazae-san (1969) (lagu Horie digunakan sebagai lagu tema pembuka pada tahun 1975)

"Akubi Musume" Hakushon Daimaou (lagu tema pembuka kedua) (1969)

"Mahou no Mako-chan" Mahō no Mako-chan (1970)

"We Love You, We Love You!!! Witch Teacher" Majo Sensei (1971)

"Midori no Hidamari" Yamanezumi Rocky Chuck (1973)

"Kerokko Demetan" Kerokko Demetan (1973; juga dikenal sebagai The Brave Frog)

"Bokura Kyōdai Tentō Mushi" The Song of Tentomushi (1974)

"Susume! Gorenger" bersama Isao Sasaki Himitsu Sentai Gorenger (1975-77)

"Kum Kum's Song" Wanpaku Omukashi Kum Kum (1975)

"La Seine no Hoshi" La Seine no Hoshi (1975)

"Sinbad's Adventures" Arabian Nights: Sindbad no Boken (1975)

"Watashi wa Candy" Candy Candy (1976)

"Magne Robo Gakeen" bersama Ichirou Mizuki Magne Robo Gakeen (1976-77)

"Tatakae! Ninja Captor!" bersama Ichirou Mizuki Ninja Captor (1976-1977)

"Voltes V no Uta" Voltes V 1976-77

"Ashita e Attack!" Attack on Tomorrow (1977)

"Yakukyou no Uta" Song of Baseball Enthusiasts (1977)

"Majokko Tickle" Majokko Tickle (1978)

"Hana no Ko Lunlun" Hana no Ko Lunlun (1979)

"Hello Lalabel" Mahou Shoujo Lalabelle (1980)

"Hello! Sandybell" Hello! Sandybell (1981)

"Hashire! Jolie" Meiken Jolie (juga dikenal sebagai Belle and Sebastian) (1981)

Dareka ga Watashi wo Matteiru (1982)

"Koi wa Totsuzen" Ai shite Knight(1983)

"Cross Fight!" bersama Ichirou Mizuki Dangaioh (1987-89)

"Himitsu no Akko-chan" Himitsu no Akko-chan (remake pertama)(1988)

Dagon in the Lands of Weeds (1988)

"Growing Up" My Daddy Long Legs (1990)

"Chō Ninja Tai Inazuma!! SPARK" Chō Ninja Tai Inazuma!! SPARK (2007)

"New Moon ni Koishite" Sailor Moon Crystal (2016)

"Akubi Musume" Hakushon Daimaou (1969)

"Ran no Uta" Genshi Shonen Ryu (1971)

"Kokoro no Uta" Wandering Sun (1971)

"Makeru na Demetan" Kerokko Demetan (1973)

"Rocky and Polly" Yamanezumi Rocky Chuck (1973)

"Hiyoko de Shura" The Song of Tentomushi (1974)

"Saurus-kun" Wanpaku Omukashi Kum Kum (1975)

"Watashi wa Simone" La Seine no Hoshi (1975)

"Sinbad's Song" Arabian Nights: Sindbad no Boken (1975)

"Ashita ga Suki" Candy Candy (1976)

"Kawa no Uta" Huckleberry no Bouken (1976)

"Volleyball ga suki" Attack on Tomorrow (1977)

"Yuuki no Theme" Song of Baseball Enthusiasts (1977)

"Tickle and Tiko's Cha-Cha-Cha" Majokko Tickle (1978)

"Aozora-tte Iina" Doraemon (1979-2005) (Ending #7)

"Mahou Shoujo Lalabel" Mahou Shoujo Lalabelle (1980)

"Shiroi Suisen" Hello! Sandybell (1981)

"Futari de Hanbunko" Meiken Jolie (1981)

"Anata ni Shinjitsuichiro" Dr. Slump (1986)

"DON'T YOU" Himitsu no Akko-chan (1988)

"Kimi no Kaze" My Daddy Long Legs (1990)

"Egao no Loop" Jewelpet (2009)

"Daltanius no Uta" (untuk Daltanius 1979-80)

"Koi no Hana Uranai" Hana no Ko Lunlun (1979)

"Lilac no Hanakotoba" Hana no Ko Lunlun (1979)

"My Beautiful Town" Mahou Shoujo Lalabelle (1980)

"Athena no Komoriuta ~Lullaby~" (untuk Saint Seiya 1988)

"Time" with Hironobu Kageyama (untuk Saint Seiya 1988)

"Shine On ~Eien no Yume~" (untuk Saint Seiya 1990)

"Susume! Driller!" (for Mr. Driller G 2001)

"Golden Queen Galaxia" (lagu karakter untuk Sailor Moon Sailor Stars 1996)