John Stephenson

Big Bob Oakley / Dracula / Werewolf (voice) / Butler / C.L. Magnus / The Ghost of Redbeard (voice) / John Simms / The Witch Doctor / Mano Tiki Tia (voice) / Mr. Hyde / Dr. Jekyll (voice) / Professor Wayne / The Caveman (voice) / Samson the Strongman (voice) / Sheriff / The Zombie (voice) / Stuart Wetherby / Ghost of Elias Kingston (voice) / The Black Knight / Museum Worker (voice) / The Creeper (voice) / The Mummy of Ankha (voice) / Viking Puppet / Pirate Puppet (voice)

Bob Taylor (voice) / Zelig (voice)

Annoucer / Chairman / Guy / Charlie (voice) / Attendant / Tiberius / Nero / Arthur / Astronomer / Cop (voice) / B.J. / Guy #1 / Al / Guy #3 / Frank (voice) / Boss Rockhead / Cop / Announce (voice) / Cop #1 (voice) / Director / Announcer (voice) / Doctor / 2nd Doctor (voice) / Doctor / Announcer (voice) / Driver / Maitre d' / Indian (voice) / Emery / Mr. John Sludge / Announcer (voice) / Fingers / Sarge / Announcer / Attendant (voice) / German Doctor / Intern (voice) / Grand Poobah / Doc / Mailman / Driver (voice) / Hailstone / Mailman / Ringmaster (voice) / Harlie / Old Man / Sergeant / Radio Announcer (voice) / Harvey Millrocks / Mailman / Editor (voice) / Joe / Foreman / Egg / Porcupine / Governor / Agency Man (voice) / Joe Rockhead (voice) / Joe Rockhead / Andre / Barker / Man #1 (voice) / Joe Rockhead / Emcee / Guy #2 / Cheers (voice) / Larry Lava / C.W. Crater / Goldrock / Joe (voice) / Mailman / Joe Rockhead (voice) / Mailman / Mailman #2 / Mr. Slate / Chief of Police (voice) / Mike / Captain / Announcer (voice) / Mr. Bourter / Charlie / General / Sergeant / Guy #1 (voice) / Mr. Rockhead / O'Shale / Hot Dog Vendor (voice) / Mr. Slate (voice) / Mr. Slate / Announcer (voice) / Mr. Slate / Arnold's Father / Coach (voice) / Mr. Slate / Card Player #1 (voice) / Mr. Slate / Catcher / Umpire / Casey / Guy #2 (voice) / Mr. Slate / Charlie / Announcer / Guy #1 (voice) / Mr. Slate / Charlie / King / Man #3 (voice) / Mr. Slate / Charlie / Principal / Announcer (voice) / Mr. Slate / Cop / Actor #1 / Actor #3 (voice) / Mr. Slate / Cowboy / Professor (voice) / Mr. Slate / Doc / Hammerslag (voice) / Mr. Slate / Dr. Ben Cavity / Sponsor / Guy #1 / Turtle (voice) / Mr. Slate / Fireman (voice) / Mr. Slate / Hat Bird / Man #3 (voice) / Mr. Slate / Man #2 / Scoutmaster (voice) / Mr. Slate / Mr. Rockhead / Buffalo / Minister #3 (voice) / Mr. Slate / Mr. Vanderock (voice) / Mr. Slate / Pelican (voice) / Mr. Slate / Pierre / Mediator / Butler (voice) / Mr. Slate / Rocky / TV Announcer / Flagman (voice) / Mr. Slate / Sarge / Dr. Firma (voice) / Mr. Slate / Shystone / Fish (voice) / Mr. Slate / Stony (voice) / Mr. Slate / Wrathrock / Wig Man (voice) / Narrator / F.M. / Boss / Guy #2 / Stonehead (voice) / Perry Gunite / Jeweler (voice) / Photographer #3 / J.J. Granite / Kid (voice) / Policeman (voice) / Rock Quarry (voice) / Rockbound / Chef / Agent (voice) / Sam (voice) / Sam / Announcer (voice) / Sandford (voice) / Scat / Rockwell (voice) / Spike / Butler / 1st Man / Cop #3 (voice) / Stan / Sam / Mac (voice) / TV Announcer / Butler / Cop / Reporter #2 / News Reader (voice)

Captain Mueller / Decker / Felix / Inspector General / Karl / Major Kohler

Director

John Henry

Blubber Bear (voice)

Ganthet (voice)

Commissioner / DWMR Officer (voice) / Dr. Scarem (voice) / Gary Gammaray (voice)

(voice) / Mr. Slate / Roller Coaster Operator (voice)

Chef / McGee (voice) / Miguel Valdez / Nick Papas / Lord Silvertree / Sylvester

John Nivin

Ed Davenport / Frank Avery / Grant Reynolds

(voice) / Creech (voice) / Lucas / Alberto (voice) / Mr. Thayer / Duke Jason (voice) / Scorpions Owner (voice) / Vernon Crow (voice)

Leonard Paxton

(voice) / Colossus / Piotr Rasputin / Thunderbird / John Proudstar (voice) / Doctor Strange (voice)

Tom (voice)

Mr. Slate

Colonel Wilcox (voice)

Kup (voice) / Thundercracker / Windcharger / Huffer

Radio Announcer (voice) (uncredited)

Fancy-Fancy / Fancy-Fancy (voice) / The Sergeant (voice)

Additional Voices

Mr. Landman / Professor Robert Graham

Professor Charles Xavier (voice)

Mr. Slate

Chief Winchley

Colonel Fuzzby

Colonel Fuzzby

Sheriff Bagley

Dr. Quest (voice)

Narrator (voice) (uncredited)

Number One (voice)

Mr. Slate

Additional Voices (voice)

Norm Crowder

Professor Crackpotkin (voice)

Man #1

Joel Fletcher

Varner

(voice)

Roger Crutcher

The District Attorney / The Jewelry Clerk / The Quizmaster

Jack Bennett 'Bionic-1' / Klunk (voices)

The Sheriff (voice)

Roger (voice) (archive footage)

Dori/Great Goblin/Bard (voice)

Gondorian Guard / Dwimmerlaik - The Witch-King of Angmar (voice)

Additional Voices (voice)

Mr. Slate (voice)

Mr. George Nate Slate (voice)

Farmer Arable (voice)

Professor Charles Xavier (voice)

Kup

Sheriff of Nottingham / Carbuncle (voice)

Gen. Flagg (voice)

Hairy Scary / Doggie Daddy (voice)

Mr. Slate / Moderator / Investor / Poker Player (voice)

Frank Frankenstone / Mr. Slate (voice)

Kup

Count Rockula (voice)

Colonel Allen Munro / Delaware Chief (voice)

Benny the Ball / Doggy Daddy / Hardy Har-Har (voice)

Ghost (voice) (archive footage)

Additional Voices (voice)

Doggie Daddy / Mr. Dingwell (voice)

Hairy Scary (voice)

Workers / Additional Voices (voice) (archive footage)

Mr. Slate (voice)

Mr. Slate (voice)

Mr. Brownlow / Mr. Grunch / Goodfriend / Butcher / Mr. Highbottl

Doggie Daddy / Butler / Announcer (voice)

Bob Taylor (voice)

(voice)

Mr. Slate / Various Voices (voice)

Post Man (voice)

Frank Frankenstone

(voice) (archive footage)

Mr. Slate (voice)

Mr. Slate (voice)

Mr. Slate (voice)

Additional Voices (voice) (archive footage)

Frank Frankenstone (voice)

Sloan / Andrew Jackson / Blacksmith (voice)

Mr. Slate (voice)

Huffer / Thundercracker (archive audio)

Richelieu (voice)

Mr. Slate (uncredited)

Zelig (voice) (archive footage)

Announcer (voice)

Frank Frankenstone / Dinosaur / Monkey #1 (voice)

Doggie Daddy / Pelican (voice)