- Kaolip
- Â Retsuko 51 episodes, 2018-2023
- Shingo Kato
- Â Haida / ... 50 episodes, 2018-2023
- Rareko
- Â Death-Metal Retsuko / ... 50 episodes, 2018-2023
- Sôta Arai
- Â Director Ton / ... 49 episodes, 2018-2023
- Maki Tsuruta
- Â Director Gori / ... 48 episodes, 2018-2023
- Rina Inoue
- Â Fenneko / ... 48 episodes, 2018-2023
- Komegumi Koiwasaki
- Â Washimi / ... 43 episodes, 2018-2023
- Ben Diskin
- Â Haida / ... 31 episodes, 2018-2020
- Erica Mendez
- Â Retsuko 31 episodes, 2018-2020
- G.K. Bowes
- Â Director Gori / ... 28 episodes, 2018-2020
- Yuki Takahashi
- Â Kabae / ... 27 episodes, 2018-2023
- Tara Platt
- Â Washimi 27 episodes, 2018-2020
- Katelyn Gault
- Â Fenneko 27 episodes, 2018-2020
- Jamison Boaz
- Â Death-Metal Retsuko / ... 26 episodes, 2018-2020
- Debra Cardona
- Â Tsubone 23 episodes, 2018-2023
- Chiharu Sasa
- Â Tadano / ... 21 episodes, 2019-2023
- Josh Petersdorf
- Â Director Ton / ... 21 episodes, 2018-2020
- Doris Vargas
- Â Kabae 21 episodes, 2018-2019
- Sayumi
- Â Manaka 19 episodes, 2020-2023
- Yôhei Azakami
- Â Himuro / ... 19 episodes, 2021-2023
- Misty Lee
- Â Kabae / ... 18 episodes, 2018-2020
- Todd Haberkorn
- Â Komiya / ... 16 episodes, 2018-2020
- Patrick Seitz
- Â Additional Voices / ... 14 episodes, 2018-2020
- Griffin Burns
- Â Tadano / ... 12 episodes, 2019-2020
- Rima
- Â Miggy 11 episodes, 2020-2023
- Arisa
- Â Hidarin 11 episodes, 2020-2023
- Lucien Dodge
- Â Ookami / ... 10 episodes, 2018-2020
- Billy Kametz
- Â Anai 10 episodes, 2019-2020
- Kaitlyn Robrock
- Â Retsuko's Mother 9 episodes, 2019-2020
- SungWon Cho
- Â Hyodo / ... 9 episodes, 2020
- Xanthe Huynh
- Â Miggy / ... 9 episodes, 2020
- Allegra Clark
- Â Puko / ... 8 episodes, 2018-2020
- Deva Marie Gregory
- Â Manaka 8 episodes, 2020
- Jamieson Price
- Â CEO / ... 7 episodes, 2018-2019
- Abby Trott
- Â Inui / ... 7 episodes, 2020
- Christine Marie Cabanos
- Â Hidarin / ... 7 episodes, 2020
- Kari Wahlgren
- Â Additional Voices / ... 6 episodes, 2018
- Zeno Robinson
- Â Additional Voices / ... 6 episodes, 2020
- Brian Kimmet
- Â Additional Voices / ... 6 episodes, 2020
- Tony Azzolino
- Â Additional Voices / ... 6 episodes, 2020
- Megan Rogers
- Â Receptionist / ... 5 episodes, 2019
- Mewhan
- Â Shikabane 4 episodes, 2023
- Dave B. Mitchell
- Â Shirota / ... 4 episodes, 2019
- Katsuhisa Hôki
- Â Haida's Father 3 episodes, 2023
- Max Mittelman
- Â Resasuke / ... 3 episodes, 2018
- Philece Sampler
- Â Shirota's Mother / ... 3 episodes, 2019
- Brad Venable
- Â Driving Instructor / ... 3 episodes, 2019
- Ben Lepley
- Â Unhinged Fan / ... 3 episodes, 2020
- Akiko Utsumi
- Â Haida's Mother / ... 2 episodes, 2023
- Yûki Kaji
- Â Seiya 2 episodes, 2020
- Roger Craig Smith
- Â Manumaru 2 episodes, 2018
- Kirk Thornton
- Â Additional Voices / ... 2 episodes, 2019
- Gideon Emery
- Â Seiya 2 episodes, 2020
- Kousuke Miyauchi
- Â Shishido 1 episode, 2021
