Don Messick

as Gears / Ratchet (archive audio)

as Muttley (archive sound) (voice)

as Scooby and Scrappy Doo

as Scooby-Doo (voice) (archive footage)

as Scooby-Doo (voice)

as Scooby-Doo / Ghost (voice) (archive footage)

as Scooby-Doo (voice) (archive footage)

as Scooby-Doo (voice) (archive footage)

as (voice) (archive footage)

as Scooby-Doo (voice)

as Scooby-Doo (voice)

as Scooby-Doo (voice)

as (archive footage)

as Scooby-Doo

as Additional Voices (voice)

as Scooby-Doo (voice) (archive footage)

as Scooby-Doo / Professor Flakey (voice) (archive footage)

as Scooby-Doo (voice) (archive footage) (uncredited)

as Scooby-Doo (voice) (archive footage)

as Scooby-Doo (voice)

as Atom Ant (voice) (archive footage)

as Scooby-Doo (voice) (archive footage)

as Scooby-Doo / Additional Voices (voice)

as Dr. Quest (voice)

as Dr. Vernon Danger (voice)(1 ep)

as Hamton J. Pig / TV Executive (voice)

as Bamm-Bamm Rubble / Joe Rockhead (voice)

as Scooby Doo / Boo-Boo Bear (voice)

as Boo Boo / Ranger Smith (voice)

as Hamton J. Pig (voice)

as Baby Bamm-Bamm/Lot Security Guard/Tour Bus Driver (voice)

as Droopy (voice)(39 eps)

as Dr. Benton C. Quest / Bandit (voice)

as (voice)

as Droopy (voice)

as Hamton J. Pig / Radio Announcer (voice)

as Romtu (Voice)

as Boo-Boo Bear (voice)

as Boo Boo / Pixie / Muttley / Lucky the cat (voice)(50 eps)

as Sancho Panda (voice)(26 eps)

as Hampton J. Pig (voice)(98 eps)

as Droopy (voice)(195 eps)

as Astro (voice)

as Papa Smurf (voice)

as Papa Smurf (voice)

as Scooby-Doo / Ranger Smith / Boo-Boo Bear / Muttley / Bamm-Bamm Rubble / Papa Smurf

as Scooby-Doo / Scrappy-Doo (voice)

as Scooby-Doo / Scrappy-Doo (voice)

as Scooby-Doo (voice)(30 eps)

as Boo Boo / Ranger Smith (voice)

as Boo Boo /Narrator (voice)

as (voice)

as Papa Smurf / Chitter (voice)

as Boo Boo / Mumbly (voice)

as Boo Boo / Ranger Smith

as Astro / R.U.D.I / Mac / Announcer / Store Manager / Robot (voice)

as Scooby-Doo / Scrappy-Doo (voice)

as Scrooge's Father (voice)(1 ep)

as Eugene the Jeep (voice)(26 eps)

as Scooby-Doo (voice) (archive footage)

as Dr. Quest / Bandit (voice)(13 eps)

as Walt Fleischman (voice)(1 ep)

as Gears (voice)

as Ratchet

as Louie / Itchy (voice)

as Blunderpuff / Elf (voice)

as Scooby-Doo (voice)(13 eps)

as Muttley (voice)(27 eps)

as Papa Smurf (voice)

as Scooby-Doo / Scrappy-Doo (voice)

as Ratchet / Gears / Scavenger(92 eps)

as Carl Andrews (voice)(1 ep)

as Scooby-Doo / Scrappy-Doo (voice)(26 eps)

as Crunch / Commander Rondu (voice)(13 eps)

as Wally Wooster(13 eps)

as Papa Smurf (voice)

as Papa Smurf / Scooby-Doo / Scrappy-Doo (voice)

as Papa Smurf / Azrael (voice)

as Q*Dactyl (voice)(1 ep)

as Scooby-Doo / Scrappy-Doo (voice)(26 eps)

as (voice)

as Papa Smurf / Azrael (voice)

as Boo Boo Bear / Ranger Smith / Pixie (voice)

as Papa Smurf / Azrael the Cat (voice)

as The Cat (voice)

as Scooby-Doo(13 eps)

as Giles of the Treetops / Lo Tae Zhao (voice)

as Papa Smurf (Voice)

as Announcer (voice)

as Astro / Gloop / Gleep (voice)(66 eps)

as Papa Smurf (voice)(422 eps)

as Astro(11 eps)

as Rawhide Clyde (voice)(16 eps)

as Schleprock(126 eps)

as Boo Boo / Ranger Smith / Herman the Hermit (voice)

as Scooby-Doo / Scrappy-Doo (voice)(21 eps)

as Doctor / Fish #1 / Fish #2 / Parrot / Pigasaurus (voice)

as Sparerib/ Nobody/ Mr. Post/ Mr. Snyder(91 eps)

as Bamm-Bamm Rubble

as King Theoden / Easterling / The Mouth of Sauron (voice)

as Humboldt (voice)

as Scooby-Doo (voice)

as Boo Boo (voice)

as Snip (voice)

as (voice)

as Igor (voice)

as Scooby-Doo (voice)(16 eps)

as Scooby-Doo / Scrappy-Doo (voice)(99 eps)

as Sam Spangles (voice)

as Bamm-Bamm Rubble(17 eps)

as Abacus

as Godzooky(26 eps)

as Quarry Worker (voice)

as Snorky / Scooby-Doo (voice)

as Ed the Foreman / Otis (voice)

as Roman Soldier (voice)

as Balin/Troll #3/Goblin/Lord of the Eagles (voice)

as Announcer / Boo Boo Bear / Scooby-Doo / Mr. Creeply (voice)(94 eps)

as Clyde (voice)(13 eps)

as Papa Bear / Rumpelstiltskin (voice)

as Scooby-Doo / Additional Voices (voice)(32 eps)

as Mumbly (voice)(16 eps)

as Whiskers / Jonathan (voice)

as (voice)

as (voice)(48 eps)

as Scrambles/Fishtail (voice)(39 eps)

as Spot(31 eps)

as Peter / Thor / Turkey

as Scooby-Doo (voice)

as The Robot / Brack / Narrator (voice)

as Scarecrow (voice)(32 eps)

as Jeffrey (voice)

as Father (voice)

as Wolf / Rabbit / Sparrow (voice)

as Killer/Gorgeous Cat/Captain Parker/Radio (voice)

as Pastry Cook / House Agent / Midget / Workman / Hero (voice)

as Scooby-Doo (Voice)

as Boo Boo / Pixie / Atom Ant / So-So / Moby Dick / Touche' Turtle (voice)

as Schleprock(52 eps)

as Bleep (voice)(16 eps)

as Scooby-Doo (voice)(24 eps)

as Scooby-Doo (voice)(15 eps)

as Announcer at Circus Circus (uncredited)

as The Wizard/Robbing Hood

as Bad Luck Schleprock(20 eps)

as Boo (voice)(17 eps)

as Alarm (voice) (uncredited)

as Waldo / Joseph (voice)

as Hans Van Ripper (voice)

as Sebastian the Cat (voice)(16 eps)

as Freddy the Flute / Googy Gopher / Orson Vulture (voice)

as Harvey Kinkle (voice)

as Muttley / Klunk / Zilly (voice)(89 eps)

as Scooby-Doo (voice)(41 eps)

as Chilli Dog (voice)(2 eps)

as Harvey Kinkle / Chilli Dog (voice)(2 eps)

as Harvey Kinkle / Spencer / Chilli Dog (voice)(2 eps)

as Harvey Kinkle (voice)(7 eps)

as Harvey Kinkle / Spencer (voice)(1 ep)

as Harvey Kinkle / Chilli Dog / Spencer (voice)(1 ep)

as Spencer / Chilli Dog (voice)(1 ep)

as Various (voice)(7 eps)

as Hoppy / Bumbler(17 eps)

as Professor Carter (voice)(4 eps)

as Gravel Slag (voice)(34 eps)

as Eager /Tagg (voice)(17 eps)

as Aramis / King Louis XIV(18 eps)

as Sergeant Deux-Deux (voice)

as Falcon 7 / Vapor Man (voice)(60 eps)

as Gloop / Gleep(36 eps)

as Kaboobie(36 eps)

as Cat / Mice (voice) (uncredited)

as Blip, Zorak (Voice)(20 eps)

as Blip / Zorak (voice)(60 eps)

as Countdown(20 eps)

as Ali / Various Voices (voice)

as Doormouse

as Sergeant Deaux-Deaux (voice) (archive sound) (uncredited)

as Atom Ant (voice)

as Shag Rugg (voice)(78 eps)

as Precious Pupp-Voice(6 eps)

as Shag Rugg (voice)(26 eps)

as Little Pig #1 / Little Pig # 2

as Dr. Quest / Bandit (voice)(26 eps)

as So-So(73 eps)

as Boo-Boo / Ranger John Smith / Ranger Jones / Mugger the Dog (voice)

as Safari Hunter

as Ricochet Rabbit(23 eps)

as Hunter / Desmond Dog

as Boss / Rabbit / Police Sergeant

as John Bear / Junior Bear

as Farmer / Woofer

as Robin Hood / Sheriff of Nottingdoing / Sheriff's Wife

as Old MacDonald / Sheepdog / Sheep

as Narrator / SSA Graduate / Sheepdog / Sheep

as Woody

as Sheepdog / Farmer / Sheep

as Eddie / Farmer Smith

as Sheepdog / Sheep

as Rabbits / Bear

as Turtle / Buzzard / Wolf Hunter

as Dog / Chicken

as Astro (voice)(75 eps)

as Mr. Twiddle(52 eps)

as Cop(52 eps)

as Narrator (voice)(52 eps)

as Mr. Twiddle / Miami Zookeeper (voice)(1 ep)

as Romeo (voice)(1 ep)

as Romeo (voice)(1 ep)

as Narrator (voice)(156 eps)

as John Bear / Junior Bear (voice)

as Musketeers / Duke (voice)

as Watchdog (voice)

as Sheepdog (voice)

as Boo Boo / Ranger Smith (voice)

as Hunter / Dog (voice)

as Beau / Narrator / Baseball Announcer / J.C. Crowflies(5 eps)

as Boarding Representative / Crook / Policeman / Passenger / Sailor(1 ep)

as Mouse / Cat (voice)

as Zookeeper / Gorilla / Storekeeper (voice)

as 1st Bird / Jack / Chick (voice)

as Car Owner / Dr. Jekyll (voice)

as Narrator(28 eps)

as Boo Boo Bear / Ranger Smith (voice)(97 eps)

as Space Probe Administrator / Scuba Diver (voice)

as Arnold (voice)(6 eps)

as Arnold / Doctor (voice)(1 ep)

as Bank Teller (voice)(1 ep)

as Bamm-Bamm Rubble (voice)(35 eps)

as (voice)(1 ep)

as Guy #2 / Emcee (voice)(1 ep)

as Diner (voice)(1 ep)

as Stoneface (voice)(1 ep)

as Robby / Alvin / 1st Photographer / Kid / Driver (voice)(1 ep)

as Sherman / Charney (voice)(1 ep)

as Arnold / Senior / Professor / Bronto / Bill (voice)(1 ep)

as Mr. Brickley (voice)(1 ep)

as Stoneheart / TV Announcer / Boy (voice)(1 ep)

as Junior (voice)(1 ep)

as Skinny / Bellhop / Cop / Ump / Catcher / Fan #1 (voice)(1 ep)

as Kid / Co-Pilot (voice)(1 ep)

as Boo-Boo (voice)(1 ep)

as Bamm-Bamm Rubble / Bird / Judge (voice)(1 ep)

as Dr. Boulder Dome (voice)(1 ep)

as Announcer (voice)(1 ep)

as Hot Dog Vendor / Doorman (voice)(1 ep)

as Bamm-Bamm Rubble / Arnold / News Reader (voice)(1 ep)

as Bamm-Bamm Rubble / Harvey (voice)(1 ep)

as Bamm-Bamm Rubble / Arnold / Rabbit (voice)(1 ep)

as Bamm-Bamm Rubble / Arnold (voice)(1 ep)

as Photographer (voice)(1 ep)

as Bamm-Bamm Rubble / Hoppy (voice)(16 eps)

as Bamm-Bamm Rubble / Hoppy / Turtle / Cat / Barking (voice)(1 ep)

as Bamm-Bamm Rubble / Hoppy / TV Announcer / Elf #2 (voice)(1 ep)

as Bamm-Bamm Rubble / Hoppy / Oscar (voice)(1 ep)

as Bamm-Bamm / Telegram Delivery Boy / Hoppy (voice)(1 ep)

as Bamm-Bamm Rubble / Mr. Rockroll (voice)(1 ep)

as Bamm-Bamm Rubble / Hoppy / Sam(1 ep)

as The Prince (voice)

as Zoo Guide / Zoo Visitor / Baby / Hunter / Chipmunk (voice)

as Rabbit / Magic Mirror / Dwarfs / Prince Charming (voice)

as Stork / Baby Gorilla / Driver (voice)

as Bad Wolf #2 / Hansel (voice)

as Customer / Burglar (voice)

as Little Wolf (voice)

as Pig #1 (voice) (uncredited)

as Pixie(57 eps)

as Boo Boo Bear / Narrator / Guy In Car / Gopher (voice)

as Boo Boo Bear / Pixie (voice)(178 eps)

as Ruff (voice)(156 eps)

as (voice)(109 eps)

as Narrator - Pressure Cooker Blackout (voice) (uncredited)