Failsafe

Jesse McCartney

Dick Grayson / Robin / Nightwing (voice)

Nolan North

Conner Kent / Superboy (voice)

Danica McKellar

M'gaan M'orzz / Megan Morse / Miss Martian (voice)

Stephanie Lemelin

Artemis Crock / Artemis / Tigress (voice)

Khary Payton

Kaldur'ahm / Aqualad (voice)

Jason Spisak

Wally West / Kid Flash (voice)

Jeff Bennett

Red Tornado / Wade Eiling / Jason Bard (voice)

Kevin Michael Richardson

Martian Manhunter / David Reid / Green Lantern (voice)

Masasa Moyo

Cat Grant (voice)

Nicole Dubuc

Iris West-Allen (voice)

Bruce Greenwood

Batman (voice)

Nolan North

Zatara (voice)