- Mashle (Dub)
- Mask Man
- Mato Seihei no Slave
- Mecha-ude (TV)
- Medaka Box
- Medaka Box Abnormal
- Megalo Box
- Megaman NT Warrior First Season 1
- Megaman NT Warrior Second Season 2
- Megas XLR Season 2
- Marudase Kintarou
- Marulk-chan no Nichijou
- Marvel Disk Wars: The Avengers (Dub)
- Marvel Future Avengers 2nd Season (Dub)
- Marvel Future Avengers (Dub)
- Mary to Majo no Hana
- Mary to Majo no Hana (Dub)
- Maryuu Senki
- Masamune Datenicle
- Masamune-kun no Revenge
- Masamune-kun no Revenge (Dub)
- Masamune-kun no Revenge OVA
- Masamune-kun no Revenge R
- Masamune-kun no Revenge R (Dub)
- Mashin Eiyuuden Wataru
- Mashin Eiyuuden Wataru 2
- Mashin Eiyuuden Wataru: Owarinaki Toki no Monogatari
- Mashin Eiyuuden Wataru: Shichikon no Ryuujinmaru
- Mashiro-Iro Symphony
- Mashiro-iro Symphony: Airi ga Anata no Kanojo ni!?
- Mashiro-iro Symphony: The Color of Lovers Picture Drama
- Mashiro no Oto
- Mashle
- Mashle 2nd Season
- Mashle: Shinkakusha Kouho Senbatsu Shiken-hen (Dub)
- Masou Gakuen HxH
- Masou Gakuen HxH Specials
- Masou Gakuen HxH (Uncensored)
- Masou Kishin Cybuster
- Mass Effect: Paragon Lost
- Mass Effect: Paragon Lost (Dub)
- Massara
- Master is stupid again!
- Master Keaton
- Master Keaton (Dub)
- Master Mosquiton
- Master Mosquiton '99
- Master Mosquiton (Dub)
- Master of Alchemy
- Master of Epic: The Animation Age
- Master of Ten Thousand Paths
- Master of Three Realms
- Master of Torque
- Master of Torque 2
- Master of Torque 3
- Master of Torque: Epilogue
- Master of X-RAY Vision
- Masuda Kousuke Gekijou Gag Manga Biyor
- Masuda Kousuke Gekijou Gag Manga Biyori 2
- Masuda Kousuke Gekijou Gag Manga Biyori 3
- Matantei Loki Ragnarok
- Matantei Loki Ragnarok (Dub)
- Mato Seihei no Slave (Dub)
- Mawaru Penguindrum
- Mawaru Penguindrum (Dub)
- Maya the Bee 2nd Season (Dub)
- Maya the Bee (Dub)
- Mayo Chiki
- Mayo Chiki! (Dub)
- Mayoi Neko Overrun
- Mayoi Neko Overrun! Specials
- Mayoiga
- Mayonaka no Occult Koumuin
- Mayonaka no Occult Koumuin (Dub)
- Mayonaka no Occult Koumuin: Fukurokouji to Ano Ko to Ore to
- Mayonaka no Occult Koumuin: Fukurokouji to Ano Ko to Ore to (Dub)
- Mayonaka no Occult Koumuin: Hitoribocchi no Kyuuketsuki
- Mayonaka no Occult Koumuin: Hitoribocchi no Kyuuketsuki (Dub)
- Mayonaka Punch
- Mayonaka Punch Short Anime
- Mayumi
- Maze☆Bakunetsu Jikuu
- Maze☆Bakunetsu Jikuu (Dub)
- Maze☆Bakunetsu Jikuu: Hot Springs
- Maze☆Bakunetsu Jikuu: Hot Springs (Dub)
- Maze☆Bakunetsu Jikuu (TV)
- Maze☆Bakunetsu Jikuu (TV) (Dub)
- Mazica Party
- Mazinger Z
- Mazinger Z (Dub)
- Mazinger Z Movie: Infinity
- Mazinger Z Movie: Infinity (Dub)
- Mazinger Z tai Ankoku Daishougun
- Mazinger Z vs. Devilman
- Mazinkaiser
- Mazinkaiser: Deathmatch! General Dark
- Mazinkaiser (Dub)
- Mazinkaiser SKL
- Mazinkaiser SKL (Dub)
- Me and My 26-year-old Female Tenant
- Mecha-ude
- Medabots
- Medabots (Dub)
- Medabots Spirits (Dub)
- Medaka Box Abnormal (Dub)
- Medaka Box (Dub)
- Medarot Damashii
- Meet in Rebirth: An Exclusive For You and Me
- Meet in Rebirth: An Exclusive For You and Me S2
- Meet in Rebirth: An Exclusive For You and Me S3
- Meet in Rebirth: An Exclusive For You and Me S4
- Megalo Box (Dub)
- MegaMan Maverick Hunter X: The Day of Sigma
- MegaMan NT Warrior: Axess
- MegaMan NT Warrior (Dub)
- Megaman Star Force
- Megaman Star Force (Dub)
- Megaman the Movie
- Megaman X - The Day of Sigma (Dub)
- Megami Kouhosei (Dub)
- Megami no Café Terrace
- Megami no Café Terrace 2nd Season
- Megami Paradise
- Megami-ryou no Ryoubo-kun.
- Megami-ryou no Ryoubo-kun. (Dub)
- Megamind (Dub)
- Megane na Kanojo Ova
- Meganebu
- Megas XLR
- Megaton-kyuu Musashi
- Megaton-kyuu Musashi 2nd Season
- Megazone 23
- Megazone 23 (Dub)
- Megumi no Daigo: Kajiba no Baka Yarou
- Megumi no Daigo: Kyuukoku no Orange
- Mei Chuxi De Yinyangshi Yijia 3