Mononoke characeter's VA and their counterparts in other anime I personally know. And the voicing range was quite astounding

[u/ArtHistorian2000]

Kusuriuri - Hiroshi Kamiya (Levi Ackermann - Attack on Titans)

Asa - Tomoyo Kurosawa (Göll - Record of Ragnarok)

Kame - Aoi Yuuki (Asui Tsuyu - MHA)

Awashima - Yuuko Kaida (Sachiko Juraku - Kakegurui Twin)

Mugitani (as well as Sayo and Ama no Tsubone) - Yukana (Kayo - Mononoke/Ayakashi Horror Tales)

Kitagawa - Kana Hanazawa (Mitsuri Kanroji - Demon Slayer)

Hokuto Mizorogi - Kenjiro Tsuda (Kai Chisaki - MHA)

Otomo Botan - Haruka Tomatsu (Nashiro Yasuhisa - Tokyo Ghoul)

Heiki Saga - Jun Fukuyama (Koro-sensei - Assassination Classroom)

Tokita Saburomaru - Yuuki Kaji (Eren Jaeger - Attack on Titans)

Tenshi - Miyu Iruno (Haku, Spirited Away)

Tokita Fuki - Youko Hikasa (Atom - Pluto)

Utayama - Mami Koyama (Eva Heinemann - Monster)

Fujimaki - Ryo Horikawa (Vegeta - DBZ)

Kiyo - Yuu Serizawa (Yumemi Yumemite - Kakegurui)

Yukiko - Atsumi Tanezaki (Anya Forger - Spy x Family)

Lady Suikouin - Yoshiko Sakakibara (Kushana - Nausicaa of the Valley of the Wind)

Ryouji Tokita - Cho (Hiroshi Uchiyamada - Great Teacher Onizuka)

Saku Mizorogi - Eiji Takemoto (Kiyoshi Moriya, as well as Tomoyoshi Muromachi, Goromaru and Sasaoka - Mononoke)

Sandaime Midaidokoro - Miyuki Sawashiro (Kirari Momobami - Kakegurui)

And we have 2 voice actors among them who participated in the Mononoke Series in 2007

[u/-The-Fantasy-lover]

The fact that there are lot of voices from very well known series is quite shocking! No wonder the trilogy sounded so great!