Suggestions by @24601

Katherine Langford

as Batgirl in Batman: Legends Of The Dark Knight

Christoph Waltz

as Joker in Batman: Legends Of The Dark Knight

Brenton Thwaites

as Nightwing in Batman: Legends Of The Dark Knight

Natalie Dormer

as Megara in Hercules (My Dream Cast)

Jack Gleeson

as Young Hercules in Hercules (My Dream Cast)

Chris Evans

as Hercules in Hercules (My Dream Cast)

Kurt Russell

as Zeus in Hercules (My Dream Cast)

Tim Curry

as Hades in Hercules (My Dream Cast)

Jason Isaacs

as Cirdan in Lord Of The Rings

Matt Czuchry

as Amroth, Son Of Amdir in Lord Of The Rings

Finn Wittrock

as Elendur in Lord Of The Rings

Cara Delevingne

as Celebrian in Lord Of The Rings

Jared Padalecki

as Amdir in Lord Of The Rings

Keanu Reeves

as Geralt of Rivia in The Witcher

David Thewlis

as King Of The Dead (Alive) in Lord Of The Rings

Edward Norton

as Gil Galad in Lord Of The Rings

Marton Csokas

as Celeborn in Lord Of The Rings

Thomas Kretschmann

as Glorfindel in Lord Of The Rings

Ron Perlman

as Jim Hopper in Stranger Things (30 Years Later)

Mel Gibson

as Frank Costello in The Departed