Suggestions by @tddaly98

Alec Mapa

as Bill Cipher in Gravity Falls

Alan Cumming

as Deputy Durland in Gravity Falls

Lennie James

as Sheriff Blubs in Gravity Falls

Paul Hogan

as Old Man McGucket in Gravity Falls

Grace Kaufman

as Grenda Grendinator in Gravity Falls

Peyton Elizabeth Lee

as Candy Chiu in Gravity Falls

Ed O'Neill

as Grunkel Ford in Gravity Falls

Teagan Croft

as Wendy Corduroy in Gravity Falls

Daniel Padilla

as Soos Ramirez in Gravity Falls

Donald Sutherland

as Grunkel Stan in Gravity Falls

Kyla Kenedy

as Mabel Pines in Gravity Falls

Jack Dylan Grazer

as Dipper Pines in Gravity Falls

Kelly Hu

as Julie Tran in School of Hope

David Harewood

as Richard Corby in School of Hope

Nikki Amuka-Bird

as Joyce Corby in School of Hope

Pik-Sen Lim

as Marybeth Wu in School of Hope

Margaret Cho

as Joanna Wu in School of Hope

Anthony Brandon Wong

as Martin Wu in School of Hope

Leo Wu

as Jamie Mason in School of Hope

Erica Durance

as Joanna Mason in School of Hope