Teenage Clark Kent (voice)
Thomas Wayne / Cop / Doctor / Youth 2 (voice)
Young Man / Bartender (voice)
Tasslehoff Burrfoot (voice)
Chester McBadbat / Aladdin Guy / Guard #2 (voice)
Sumo / Brian / Belson (voice)
Dick Grayson / Young Bruce Wayne (voice)
Additional Voices (voice)
Chester McBadbat / Clint / Jeff / Johnny Hunt / Shaggy (voice)
Chester McBadbat / Eliminator #5 (voice)
Additional Voices (voice)
Young Man / Bartender (segment "Jonah Hex") (voice)
Nermal / Abnermal (voice)
Additional Voices (voice)
Nurse Crackers / Devored Animals (voice)
GPS / Babysitter / Hack Smashnikov (voice)
Manager / Funso / Host (voice)
Teenage Clark Kent (voice)
Richie Foley / Gear (voice)
Snapper Carr / SCU Officer (voice)
Snapper Carr / Soldier (voice)
Snapper Carr / Bystander (voice)
Snapper Carr / Kid (voice)
Snapper Carr / Thanagarian Soldier (voice)
Young Max Tennyson (voice)
Raymond “Renny” Marr (voice/uncredited)
Impulse / Ray Palmer (voice)
Bart Allen / Impulse (voice)
Impulse / Kid Flash / Atom (voice)
Impulse / Lead Singer (voice)
Bart Allen / Kid Flash (voice)
Bart Allen / Lok-Ron (voice)
Professor Bonkers (voice)
Kid Flash / Thomas Tompkins (voice)
Kid Flash / Danny Chase (voice)
Sumo / Brian / Belson (voice)
Gormon / Reporter 1 (voice)
Young Bruce Wayne (voice)
Eddie Munster (archive footage)
