Suggestions by @jdeav

Matt Lanter

as Winter Soldier in Marvel Animated Universe

Lance Reddick

as Falcon in Marvel Animated Universe

Dorian Harewood

as War Machine in Marvel Animated Universe

Graham McTavish

as Loki in Marvel Animated Universe

Chris Cox

as Hawkeye in Marvel Animated Universe

Vanessa Marshall

as Black Widow in Marvel Animated Universe

Fred Tatasciore

as The Hulk in Marvel Animated Universe

Rick D. Wasserman

as Thor in Marvel Animated Universe

Brian Bloom

as Captain America in Marvel Animated Universe

Eric Loomis

as Iron Man in Marvel Animated Universe

Phil Lord and Christopher Miller

as Director in Thanos

Will Ferrell

as Mentor (A'lars) in Thanos

Kate Winslet

as Sui-San in Thanos

Scarlett Estevez

as Lady Death (12) in Thanos

Eva Green

as Lady Death in Thanos

Jason Maybaum

as Thanos (12) in Thanos

Josh Brolin

as Old Thanos in Thanos

Michael Fassbender

as Young Thanos in Thanos

Jack Black

as 5.0.5 in Villainous (Live Action)

Emma Stone

as Demenica in Villainous (Live Action)