Suggestions by @cartoonmultiverse

Josh Keaton

as Hal Jordon/Green Lantern in Green Lantern: Rings of the Heart

Brian Tyree Henry

as Green Lantern (John Stewart) in Wonder Woman: Warrior of Peace

Frank Welker

as Odin in Wonder Woman: Warrior of Peace

Christopher Sabat

as Thor in Wonder Woman: Warrior of Peace

Brian Bloom

as Hades in Wonder Woman: Warrior of Peace

Brittney Wilson

as Dr Barbara Minvera in Wonder Woman: Warrior of Peace

Lenore Zann

as Dr. Doris Zuel/Giganta in Wonder Woman: Warrior of Peace

Clancy Brown

as Sargent in Wonder Woman: Warrior of Peace

Rebecca Shoichet

as Donna Troy in Wonder Woman: Warrior of Peace

Roger Craig Smith

as Steve Trevor in Wonder Woman: Warrior of Peace

Patton Oswalt

as Doctor Psycho in Wonder Woman: Warrior of Peace

Janet Varney

as Artemis in Wonder Woman: Warrior of Peace

Susan Eisenberg

as Hippolatya in Wonder Woman: Warrior of Peace

Tara Strong

as Diana Prince/Wonder Woman in Wonder Woman: Warrior of Peace

Brady Noon

as Young Clark Kent in Superman: A New Hope

C. Thomas Howell

as Lex Luthor Junior in Superman: A New Hope

Clancy Brown

as Lex Luthor Senior in Superman: A New Hope

Renée Elise Goldsberry

as Amanda Waller in Superman: A New Hope

Mark Hamill

as Perry White in Superman: A New Hope

George Newbern

as Johnathan Kent in Superman: A New Hope