Suggestions by @siddarthsid

Julia Butters

as Morgan Stark in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Rose Byrne

as Jane Foster in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

David Dastmalchian

as Kraglin in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Asher Angel

as Harley Keener in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Robert De Niro

as Alexander Pierce in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Norman Reedus

as Brock Rumlow in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Rachel McAdams

as Laura Barton in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Sharon Stone

as Janet Van Dyne in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Ted Danson

as Hank Pym in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Julianne Moore

as The Ancient One in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Vince Vaughn

as Happy Hogan in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Emily Blunt

as Peggy Carter in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Jennifer Aniston

as May Parker in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Lynn Whitfield

as Ramonda in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Matthew Modine

as Howard Stark in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Michelle Pfeiffer

as Frigga in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

T'Nia Miller

as Ayo in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

LaMonica Garrett

as Corvus Glaive in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Léa Seydoux

as Proxima Midnight in Avengers: Infinity War (2018) / Avengers: Endgame (2019)

Jemaine Clement

as Korg in Avengers: Infinity War (2018) / Avengers: Endgame (2019)