Suggestions by @druidmaster

Ian McShane

as Humans in The Terminator

India Eisley

as Humans in The Terminator

Temuera Morrison

as Humans in The Terminator

Elizabeth Banks

as Terminators in The Terminator

Joe Pantoliano

as Terminators in The Terminator

Terrence Howard

as Humans in The Terminator

Joseph Gordon-Levitt

as Humans in The Terminator

Alexander Ludwig

as Humans in The Terminator

Mahershala Ali

as Humans in The Terminator

Élodie Yung

as Humans in The Terminator

David Krumholtz

as Humans in The Terminator

Naomi Scott

as Humans in The Terminator

Walter Jones

as Humans in The Terminator

Andy Serkis

as Terminators in The Terminator

Ciara Hanna

as Lorna Dane in Mutants in MCU

Arnold Vosloo

as En Sabah Nur in Mutants in MCU

Will Estes

as Warren Worthington III in Mutants in MCU

Clémence Poésy

as Emma Frost in Mutants in MCU

Skeet Ulrich

as Nathaniel Essex in Mutants in MCU

Estella Warren

as Raven Darkholme in Mutants in MCU