Suggestions by @heyboynotyouyou

Michael Fassbender

as James Corrigan in James Gunn's DC Cinematic Universe

Score: +1

Zack Ward

as David Flynn in James Gunn's DC Cinematic Universe

Score: +1

Diane Kruger

as Helen Flynn in James Gunn's DC Cinematic Universe

Score: +1

Maddie Ziegler

as Ernestine Edgars in James Gunn's DC Cinematic Universe

Score: +1

Maya Hawke

as Chloe Sullivan in James Gunn's DC Cinematic Universe

Score: +1

Anthony Carrigan

as Rex Mason in James Gunn's DC Cinematic Universe

Score: +1

Anson Mount

as Theodore Grant in James Gunn's DC Cinematic Universe

Score: +1

Michelle Rodriguez

as Marie Jonas in James Gunn's DC Cinematic Universe

Score: +1

Jesse Plemons

as Rudy Jones in James Gunn's DC Cinematic Universe

Score: +1

Avan Jogia

as Ethan Avery in James Gunn's DC Cinematic Universe

Score: +2

Jessica Henwick

as Tatsu Yamashiro in James Gunn's DC Cinematic Universe

Score: +1

Omari Hardwick

as Benjamin Turner in James Gunn's DC Cinematic Universe

Score: +1

Mckenna Grace

as Arisia in James Gunn's DC Cinematic Universe

Score: +1

Adria Arjona

as Sonya Tarinka in James Gunn's DC Cinematic Universe

Score: +1

Iman Vellani

as Rhonda Pineda in James Gunn's DC Cinematic Universe

Score: +1

Ricky Whittle

as Alexander Luthor in James Gunn's DC Cinematic Universe

Score: +1

David Strathairn

as Deathstorm in James Gunn's DC Cinematic Universe

Score: +1

Neva Howell

as Martha Kent in James Gunn's DC Cinematic Universe

Score: +2

Leslie Uggams

as Adowa Jiwe in James Gunn's DC Cinematic Universe

Score: +1

Djimon Hounsou

as Richard Jiwe in James Gunn's DC Cinematic Universe

Score: +1