Suggestions by @SpiderSonicPrime

Tara Strong

as Mary Jane Watson-Parker in The Avengers 4 (New Animated Film)

Laura Bailey

as Mary Jane Watson-Parker in The Avengers 4 (New Animated Film)

Danny Jacobs

as Hank Pym in The Avengers 4 (New Animated Film)

Wally Wingert

as Hank Pym in The Avengers 4 (New Animated Film)

Baby sound effect

as Nathaniel Barton in The Avengers 4 (New Animated Film)

Cissy Jones

as Laura Barton in The Avengers 4 (New Animated Film)

Seth Green

as Rick Jones in The Avengers 4 (New Animated Film)

Laura Post

as Betty Ross in The Avengers 4 (New Animated Film)

Misty Lee

as Betty Ross in The Avengers 4 (New Animated Film)

Stellan Skarsgård

as Erik Selvig in The Avengers 4 (New Animated Film)

Kat Dennings

as Darcy Lewis in The Avengers 4 (New Animated Film)

Erica Lindbeck

as Jane Foster in The Avengers 4 (New Animated Film)

Colleen O'Shaughnessey

as F.R.I.D.A.Y. in The Avengers 4 (New Animated Film)

Jennifer Hale

as F.R.I.D.A.Y. in The Avengers 4 (New Animated Film)

Jon Favreau

as Happy Hogan in The Avengers 4 (New Animated Film)

Grey DeLisle

as Pepper Potts-Stark in The Avengers 4 (New Animated Film)

Dawn Olivieri

as Pepper Potts-Stark in The Avengers 4 (New Animated Film)

Nadji Jeter

as Kid Arachnid in The Avengers 4 (New Animated Film)

Eliza Dushku

as She-Hulk in The Avengers 4 (New Animated Film)

Erica Lindbeck

as Captain Marvel in The Avengers 4 (New Animated Film)