Suggestions by @efrainflores

Elizabeth Olsen

as Blue Diamond in STEVEN UNIVERSE

Cate Blanchett

as White Diamond in STEVEN UNIVERSE

Winona Ryder

as Alexandrite in STEVEN UNIVERSE

Zac Efron

as Steg in STEVEN UNIVERSE

Zazie Beetz

as Opal in STEVEN UNIVERSE

Lili Reinhart

as Spinel in STEVEN UNIVERSE

Keke Palmer

as Sapphire in STEVEN UNIVERSE

Danielle Brooks

as Bismuth in STEVEN UNIVERSE

Gina Carano

as Jasper in STEVEN UNIVERSE

Andy Allo

as Peridot in STEVEN UNIVERSE

Stephanie Tyler Jones

as Lapis Lazuli in STEVEN UNIVERSE

Margot Robbie

as Pink Diamond in STEVEN UNIVERSE

Sadie Sink

as Sadie in STEVEN UNIVERSE

Elliot Fletcher

as Lars in STEVEN UNIVERSE

Maitreyi Ramakrishnan

as Connie Maheswaran in STEVEN UNIVERSE

Jack Black

as Greg Universe in STEVEN UNIVERSE

Chloë Grace Moretz

as Pearl in STEVEN UNIVERSE

Awkwafina

as Amethyst in STEVEN UNIVERSE

Anna Diop

as Garnet in STEVEN UNIVERSE

Zach Callison

as Steven Universe in STEVEN UNIVERSE