Suggestions by @sonictiger

Wyatt Oleff

as Bruno Carrelli in Ms. Marvel: A No-Normal Discovery

Jim Carrey

as "Inventor" in Ms. Marvel: A No-Normal Discovery

Iman Vellani

as Kamala Khan in Ms. Marvel: A No-Normal Discovery

Randy Newman

as Composer in Chasing Dreams

Elizabeth Banks

as Producer in Chasing Dreams

Kemp Powers

as Director in Chasing Dreams

sonictiger

as Writer in Chasing Dreams

Mamoudou Athie

as Patrick Parks in Chasing Dreams

Michelle Pfeiffer

as James' Mom in Chasing Dreams

Jason Schwartzman

as Mr. Calidon in Chasing Dreams

Natalia Dyer

as Allison in Chasing Dreams

Simu Liu

as Dan in Chasing Dreams

Joseph Quinn

as Messy Mac in Chasing Dreams

Keke Palmer

as Jessie in Chasing Dreams

Zendaya

as Kelli in Chasing Dreams

Tom Holland

as James in Chasing Dreams

A 12 Year Old Boy Trained in Martial Arts for Years

as Damian Wayne in DCU (Gunnverse)

Finn Wolfhard

as Garfield "Gar" Logan in DCU (Gunnverse)

Jenna Ortega

as Kara Zor-El in DCU (Gunnverse)

Jenna Ortega

as Supergirl in Gunn's DCU