The Nerd / Batman / Robin / Aquaman / Additional Voices (voice)

Superman / Plastic Man (voice)

Wonder Woman (voice)

Green Lantern (voice)

The Flash / Brainiac (voice)

Composite Superman (voice)

Lex Luthor (voice)

The Joker / Two-Face (voice)

The Riddler (voice)

60's Batman / Bank Robber (voice)

Self (voice)

Martian Manhunter / Tran-Zar (voice)

Green Arrow / Swamp Thing (voice)

Ra's al Ghul (voice)

Narrator (voice)

Power Girl (voice)

Rubberduck (voice)

Mr. Banjo (singing voice)