Suggestions by @iamanerd

Patrick Stewart

as Mr. Strickland in Back to the Future: The Series (Season 2)

Noah Schnapp

as Clint Barton (Teenager) in MCU + DCEU: Before the Millennium (1900~1990s)

Remy Stavros

as Clint Barton (Teenager) in MCU + DCEU: Before the Millennium (1900~1990s)

Anastasia Bezrukova

as Natasha Romanoff (Teenager) in MCU + DCEU: Before the Millennium (1900~1990s)

Noah Wiseman

as Clint Barton (Child) in MCU + DCEU: Before the Millennium (1900~1990s)

Jennifer Lawrence

as Brenda Stone (voice) in Rudolph the Red-Nosed Reindeer

Paul Rudd

as Rudolph (voice) in Rudolph the Red-Nosed Reindeer

Wes Anderson

as Director in Swiss Family Robinson

Josh Hutcherson

as Ben Tennyson in Ben 10 ( Live-action film )

Angelina Jolie

as Medusa in Ultimate Fantastic Four

Dave Franco

as Johnny Storm in Ultimate Fantastic Four

Caleb McLaughlin

as T'Challa (Child) in MCU + DCEU: Before the Millennium (1900~1990s)

Anastasia Bezrukova

as Natasha Romanoff (Child) in MCU + DCEU: Before the Millennium (1900~1990s)

Remy Stavros

as Clint Barton (Child) in MCU + DCEU: Before the Millennium (1900~1990s)

Kate McKinnon

as Janet Van Dyne in MCU + DCEU: Before the Millennium (1900~1990s)

Andy Samberg

as Dr. Henry "Hank" Pym in MCU + DCEU: Before the Millennium (1900~1990s)

Emily VanCamp

as Sharon Rogers-Carter in MCU + DCEU: Before the Millennium (1900~1990s)

Remy Stavros

as Hal Jordan (Child) in MCU + DCEU: Before the Millennium (1900~1990s)

Ross Marquand

as Johann Schmidt in MCU + DCEU: Before the Millennium (1900~1990s)

Neal McDonough

as Timothy "Dum Dum" Dugan in MCU + DCEU: Before the Millennium (1900~1990s)