Suggestions by @rockscar

Tom Holland

as Marty McFly in Back to the Future [almost cast]

Dylan O'Brien

as Marty McFly in Back to the Future [almost cast]

Gabriel LaBelle

as Marty McFly in Back to the Future [almost cast]

Sasha Luss

as "Meet The Huntress" in The Nocturnal Spider-Man (Season Two)

Spoiler

as "Meet The Huntress" in The Nocturnal Spider-Man (Season Two)

Jacobi Jupe

as "The L-Serum" in The Nocturnal Spider-Man (Season Two)

Spoiler

as "The L-Serum" in The Nocturnal Spider-Man (Season Two)

Sol Rodriguez

as Carmilla Black in The Nocturnal Spider-Man (Season Two)

Jesse Plemons

as Shocker in The Nocturnal Spider-Man (Season Two)

Britt Lower

as Jean DeWolff in The Nocturnal Spider-Man (Season Two)

Victoria Comte

as Eleanor Fisk in The Nocturnal Spider-Man (Season Two)

Owen Cooper

as Richard Fisk in The Nocturnal Spider-Man (Season Two)

Catherine Zeta-Jones

as Vanessa Fisk in The Nocturnal Spider-Man (Season Two)

Maia Kealoha

as Felicia Hardy in The Nocturnal Spider-Man (Season Two)

Charlie Bushnell

as Black Cat in The Nocturnal Spider-Man (Season Two)

Jacobi Jupe

as Billy Connors in The Nocturnal Spider-Man (Season Two)

Hugh Dancy

as Dr. Curtis Connors in The Nocturnal Spider-Man (Season Two)

Brady Hepner

as Eugene "Flash" Thompson in The Nocturnal Spider-Man (Season Two)

Eric Bogosian

as Leo Zelinsky in The Nocturnal Spider-Man (Season Two)

Dallas Liu

as Ned Leeds in The Nocturnal Spider-Man (Season Two)