

Made in Abyss
(Source: Anime News Network, edited)
Note: The last episode aired with a runtime of ~48 minutes as opposed to the standard 24 minute long episode.
Characters

Narrator
SUPPORTING

Riko
MAIN

Reg
MAIN

Nanachi
SUPPORTING

Bondrewd
SUPPORTING

Ouzen
SUPPORTING

Lyza
SUPPORTING

Nat
SUPPORTING

Shiggy
SUPPORTING

Marulk
SUPPORTING

Hablog
SUPPORTING

Kiwi
SUPPORTING

Jiruo
SUPPORTING

Mitty
SUPPORTING

Simred
SUPPORTING

Mio
BACKGROUND

Laffi
BACKGROUND

Tankutsuka
BACKGROUND

Zapo-jii
BACKGROUND

Yelme
BACKGROUND

Beruchero
BACKGROUND

Torka
SUPPORTING

Ilim
SUPPORTING

Srajo
BACKGROUND

Wakuna
BACKGROUND
Staffs

Mariya Ise
Theme Song Performance (OP, ED1-ED3)

Hideyuki Kurata
Series Composition

Hideyuki Kurata
Script (eps 1-3, 7-9, 13)

Nobuyuki Fukumoto
Endcard (ep 9)

Masashi Ueda
Endcard (ep 7)

Naru Narumi
Endcard (ep 3)

Hideki Oowada
Endcard (ep 5)

Hiroshi Hamasaki
Key Animation (OP)

Kou Yoshinari
Biological Design

Kou Yoshinari
Key Animation (eps 1, 4, 5, 8)

Hiroki Matsumoto
Background Art (ep 12)

John Ledford
Executive Producer (English)

Haruki
Endcard (ep 8)

Akiko Matsuo
Assistant Animation Director (ep 8)

Akiko Matsuo
Key Animation (eps 1, 12)

Masayuki Kurosawa
Editing

Makiko Yamanaka
Finishing (ep 12)

Takeshi Ookoshi
In-Between Animation (ep 12)

Yuka Hasegawa
Key Animation (ep 12)

Yuka Hasegawa
2nd Key Animation (ep 10)

Ryousuke Nakamura
Storyboard (OP)

Ryousuke Nakamura
Episode Director (OP)

Kyle C. Jones
ADR Director (English)

Kyle C. Jones
ADR Script (English)

Masayuki Kojima
Episode Director (ep 12)