Suggestions by @darksith

Iain De Caestecker

as Q in James Bond (reboot)

Louis Partridge

as Prince William in Snow White (Fantasy Version)

Louis Partridge

as D'Artagnan in The Three Musketeers

Isabela Merced

as Zatanna in Women Of DC

Alicia Vikander

as Ellen Ripley in Alien

Sean Bean

as Captain Dallas in Alien

Isabela Merced

as Zatanna in DC Extended Universe

Mackenzie Foy

as Batgirl in DC Extended Universe

Alba Baptista

as Batgirl in DC Extended Universe

Hailee Steinfeld

as Batgirl in DC Extended Universe

Kit Harington

as Nightwing in DC Extended Universe

Kiernan Shipka

as Supergirl in DC Extended Universe

Finn Wolfhard

as The Flash in DC Extended Universe

Jamie Dornan

as Superman in DC Extended Universe

Joseph Morgan

as Joker in DC Extended Universe

Alba Baptista

as Catwoman in DC Extended Universe

Scott Eastwood

as Green Lantern in DC Extended Universe

Kiernan Shipka

as Kara Zor-El in Batgirl and Supergirl

Millie Bobby Brown

as Mary, Queen of Scots in The Tudors: Elizabeth I, Part I

Tom Hanks

as Thomas Jefferson in The American Revolution