Suggestions by @zephyrix

Charlie Hunnam

as Forcas in Eloquent Counteance

Lily-Rose Depp

as Angelica in Eloquent Counteance

Alex Lawther

as Normal Guy in Elevator Hitch

Jack Quaid

as Co-worker in Elevator Hitch

Xolo Maridueña

as Protag in Elevator Hitch

Garance Marillier

as Manon Vacher in Dead Plate

Eric Bauza

as Rouxls Kaard in Undertale: The Series

Jennifer Hale

as Toriel in Undertale: The Series

Jeremy Shada

as Monster Kid in Undertale: The Series

Stephanie Beatriz

as Undyne in Undertale: The Series

Tom Kenny

as Papyrus in Undertale: The Series

Alex Hirsch

as Spamton in Undertale/Deltarune/UTY the series

Toby Fox

as Tenna in Undertale/Deltarune/UTY the series

Mina Sundwall

as Noelle Holiday in Undertale/Deltarune/UTY the series

Zach Callison

as Ralsei in Undertale/Deltarune/UTY the series

Kayli Mills

as Ralsei in Undertale/Deltarune/UTY the series

Stephanie Beatriz

as Susie in Undertale/Deltarune/UTY the series

Khoi Dao

as Kris Dreemur in Undertale/Deltarune/UTY the series

Kimoy Lee

as Mad Mew Mew in Undertale/Deltarune/UTY the series

Ben Wishaw

as Napstablook in Undertale/Deltarune/UTY the series