Riven

Seth Green

as The Nerd / Batman / Robin / Scarecrow / Darkseid / Ace the Bathound / Toyman / Dr. Fate / Jimmy Olsen / Black Manta / Aquaman / Clayface / The Penguin / Killer Croc / Cyborg / Banehound / Various (voice)

Breckin Meyer

as Superman / Bizarro (voice)

Nathan Fillion

as Green Lantern / Black Adam (voice)

Alex Borstein

as Wonder Woman (voice)

Matthew Senreich

as The Flash / Reverse-Flash / Weather Wizard / Waiter (voice)

Alfred Molina

as Lex Luthor / Green Arrow (voice)

Zac Efron

as Superboy / Brainiac (voice)

Sarah Hyland

as Lena Luthor (voice)

Clancy Brown

as Gorilla Grodd (voice)

Paul Reubens

as The Riddler / Sunbather (voice)

Giovanni Ribisi

as The Joker / Two-Face (voice)

Kevin Shinick

as Narrator / Starro / Captain Cold (voice)

Zeb Wells

as Sinestro / Swamp Thing / Captain Cold (voice)

Tara Strong

as Harley Quinn (voice)

Hugh Davidson

as Martian Manhunter / Seahorse Leader (voice)

Clare Grant

as Catwoman / Poison Ivy / Little Girl (voice)

Rich Zim

Animation

Ben Zelkowicz

Animation

Cameron Baity

Animation

Sarah de Gaudemar

Animation

Seth Green

Writer

Zeb Wells

Writer

Tom Root

Writer

Doug Goldstein

Writer

Zeb Wells

Director

Seth Green

Director

Geoff Johns

Executive Producer