26 suggestions

Nicolas Cage
as John Egbert in Homestuck

Dwayne Johnson
as Equius Zahakk in Homestuck

Stephen Merchant
as Jake English in Homestuck
Bryan Cranston
as Dad Egbert in Homestuck

Mindy Kaling
as Terezi Pyrope in Homestuck

James Rolfe
as Karkat Vantas in Homestuck