Suggestions by @barddot

Drake

as The Hollow Knight in Hollow Knight

Ron Perlman

as Nailsmith in Hollow Knight

Timothée Chalamet

as Onnerus in Luna and Onnerus

Lavell Crawford

as Luna in Luna and Onnerus

Jonah Hill

as Beast in Hollow Knight

Seth Rogen

as God Tamer in Hollow Knight

Janet Jackson

as The White Lady in Hollow Knight

Millie Bobby Brown

as Dung Defender in Hollow Knight

Kevin Spacey

as Nosk in Hollow Knight

Nick Fuentes

as Hive Knight in Hollow Knight

Hideo Kojima

as Gruzmother in Hollow Knight

Star Wars Theory

as Broken Vessel in Hollow Knight

Star Wars Theory

as Relic Seeker Lemm in Hollow Knight

Awkwafina

as Bardoon in Hollow Knight

Matt Mercer

as Elder Hu in Hollow Knight

Troy Baker

as Brooding Mawlek in Hollow Knight

TheQuartering

as False Knight in Hollow Knight

Dick Van Dyke

as Cornifer in Hollow Knight

Brie Larson

as Grubfather in Hollow Knight

Gary Busey

as Lord Fool in Hollow Knight