Suggestions by @castingsinmyblood

Ricardo Montalban

as Count Dooku in Star Wars with Star Trek Actors

George Takei

as Obi-Wan Kenobi in Star Wars with Star Trek Actors

An Unknown Actor With Aura

as Superman (live-action) in Casting a random character every saturday #22: Superman

Laura Stahl

as Scrapper in My very own Superman Animated Series

Yor Forger

as [CLOSED] Next Character in Casting a random character every saturday #22: Superman

Loid Forger

as [CLOSED] Next Character in Casting a random character every saturday #22: Superman

Captain America (Steve Rogers)

as [CLOSED] Next Character in Casting a random character every saturday #22: Superman

Benjamin Walker

as Superman (live-action) in Casting a random character every saturday #22: Superman

Elias Koteas

as Superman (live-action) in Casting a random character every saturday #22: Superman

Eric Bana

as Superman (live-action) in Casting a random character every saturday #22: Superman

Conan

as [CLOSED] Next Character in Casting a random character every saturday #22: Superman

Josh Keaton

as Superman (animation) in Casting a random character every saturday #22: Superman

Cyrus Arnold

as Superman (animation) in Casting a random character every saturday #22: Superman

Cam Clarke

as Superman (animation) in Casting a random character every saturday #22: Superman

Freddie Prinze Jr.

as Superman (animation) in Casting a random character every saturday #22: Superman

SungWon Cho

as Superman (animation) in Casting a random character every saturday #22: Superman

Anthony DiMascio

as Superman (animation) in Casting a random character every saturday #22: Superman

Matt Lowe

as Superman (animation) in Casting a random character every saturday #22: Superman

Damien Haas

as Superman (animation) in Casting a random character every saturday #22: Superman

An Unknown Voice Actor

as Superman (animation) in Casting a random character every saturday #22: Superman