Suggestions by @bigbibops

Troy Baker

as Annihilus in Marvel Cinematic Universe

Sigourney Weaver

as Ashley Kafka in Characters who have not appeared, but should appear, in the MCU

Anna Brewster

as Ana Kravinoff in Characters who have not appeared, but should appear, in the MCU

Tom Bateman

as Black Bolt in Characters who have not appeared, but should appear, in the MCU

Danielle Deadwyler

as Hala in Characters who have not appeared, but should appear, in the MCU

Mark Strong

as Morlun in Characters who have not appeared, but should appear, in the MCU

Byung-Hun Lee

as Silver Samurai in Characters who have not appeared, but should appear, in the MCU

Lucas Hedges

as Hulkling in Characters who have not appeared, but should appear, in the MCU

Emilia Jones

as Cassandra Lang in Characters who have not appeared, but should appear, in the MCU

Bill Hader

as H.E.R.B.I.E. in Characters who have not appeared, but should appear, in the MCU

Alan Tudyk

as H.E.R.B.I.E. in Characters who have not appeared, but should appear, in the MCU

Dylan O'Brien

as Eric O'Grady in Characters who have not appeared, but should appear, in the MCU

Troy Baker

as Annihilus in Characters who have not appeared, but should appear, in the MCU

Matt Smith

as Nightmare in Characters who have not appeared, but should appear, in the MCU

Caleb Landry Jones

as Carnage in Characters who have not appeared, but should appear, in the MCU

Oliver Jackson-Cohen

as Electro in Characters who have not appeared, but should appear, in the MCU

Barry Keoghan

as The Beyonder in Characters who have not appeared, but should appear, in the MCU

Jensen Ackles

as Richard Rider in Characters who have not appeared, but should appear, in the MCU

Antony Starr

as Dracula in Blade

Rami Malek

as Scarecrow in The Batman 2