People · Dossier Active since 1989

Liam O'Brien

Voice actor 96 Director · Staff 11

Voice actor · 96 roles across four decades. Best known for Kenzou Tenma in Monster.

Derived from credit data — not curated copy

1989 – 2025

37 years active

Characters voiced

Staff credits

Best known for · Voice role

Voice role split

13 main 86 supporting

Top staff positions

ADR Director 6

Script 6

02 · Start here

Where to meet them

One pick per hat, chosen by the work that's done the most for them.