- Miho Okasaki (Rimuru (voice))
- Tomoaki Maeno (Veldora (voice))
- Takuya Eguchi (Souei (voice))
- Hochu Otsuka (Hakurou (voice))
- Asuna Tomari (Gobta (voice))
- Chikahiro Kobayashi (Ranga (voice))
- Jun Fukushima (Gabiru (voice))
- Rie Tanaka (Trainie (voice))
- Rina Hidaka (Milim (voice))
- Anzu Haruno (Rimiris (voice))
That Time I Got Reincarnated as a Slime — S4E11
Episode: Milim's Friend
Air Date: 2026-06-19
Runtime: 24 min
Overview
Rimuru helps Milim confront the Chaos Dragon, a corrupted form of the baby dragon that was once her friend.