Donald Earle Messick (September 7, 1926 – October 24, 1997) was an American voice actor, known for his performances in Hanna-Barbera cartoons.[1] His best-remembered voice roles include Scooby-Doo; Bamm-Bamm Rubble and Hoppy in The Flintstones; Astro in The Jetsons; Muttley in Wacky Races and Dastardly and Muttley in Their Flying Machines; Boo-Boo Bear and Ranger Smith in The Yogi Bear Show; Sebastian the Cat in Josie and the Pussycats; Gears, Ratchet, and Scavenger in The Transformers; Papa Smurf and Azrael in The Smurfs; Hamton J. Pig in Tiny Toon Adventures; and Dr. Benton Quest in Jonny Quest.
From Wikipedia.
The Hobbit
Balin/Troll #3/Goblin/Lord of the Eagles (voice)
Scooby-Doo's Greatest Mysteries
Scooby-Doo / Additional Voices (voice)
Scooby-Doo: Agence toutou risques, vol. 1 : Le voleur de vélo
Scooby-Doo (voice)
Scooby-Doo's Creepiest Capers
Scooby-Doo (voice)
Scooby-Doo: Agence toutou risques, vol. 2 : Le fantôme de la télé
Scooby-Doo (voice)
Scooby-Doo's Original Mysteries
Scooby-Doo (voice) (archive footage)
The Last Unicorn
The Cat (voice)
Pufnstuf
Freddy the Flute / Googy Gopher / Orson Vulture (voice)
Transformers - Le cosmitron
Ratchet
Scooby-Doo: Mystery in Motion
Scooby-Doo / Ghost (voice) (archive footage)
Rudolph's Shiny New Year
Papa Bear / Rumpelstiltskin (voice)
Hey There, It's Yogi Bear!
Boo-Boo / Ranger John Smith / Ranger Jones / Mugger the Dog (voice)
Cartoon All-Stars to the Rescue
Papa Smurf (voice)
Jack Frost
Snip (voice)
The Flight of Dragons
Giles of the Treetops / Lo Tae Zhao (voice)
Scooby-Doo! in Arabian Nights
Scooby Doo / Boo-Boo Bear (voice)
Rudolph and Frosty's Christmas in July
Sam Spangles (voice)
The Jetsons Meet the Flintstones
Astro / R.U.D.I / Mac / Announcer / Store Manager / Robot (voice)
Scooby Goes Hollywood
Scooby-Doo (voice)
Charlotte's Web
Jeffrey (voice)
Scooby-Doo! and the Reluctant Werewolf
Scooby-Doo / Scrappy-Doo (voice)
The First Christmas: The Story of the First Christmas Snow
(voice)
The First Easter Rabbit
Whiskers / Jonathan (voice)
Yogi the Easter Bear
Boo Boo / Ranger Smith (voice)
Jetsons: The Movie
Astro (voice)
The Smurfs: Baby's First Christmas
Papa Smurf / Azrael (voice)
The Pound Puppies
Louie / Itchy (voice)
The Wizard of Id
The Wizard/Robbing Hood
Diamonds Are Forever
Announcer at Circus Circus (uncredited)
Yogi and the Invasion of the Space Bears
Boo Boo / Ranger Smith (voice)
Yogi Bear and the Magical Flight of the Spruce Goose
Boo Boo / Mumbly (voice)
Alice in Wonderland
(voice) (archive footage)
Yogi's Birthday Party
Boo Boo / Ranger Smith (voice)
Scooby-Doo! and the Skeletons
Scooby-Doo (voice)
Jonny's Golden Quest
Dr. Benton C. Quest / Bandit
Jonny Quest vs. the Cyber Insects
Dr. Benton C. Quest
The Last Halloween
Romtu (Voice)
The Inspector
Sergeant Deaux-Deaux (voice) (archive sound) (uncredited)
Gulliver's Travels
(voice)
B.C.: The First Thanksgiving
Peter / Thor / Turkey
Scooby-Doo! Winter WonderDog
Scooby-Doo (voice) (archive footage)
Tiny Toon Adventures: How I Spent My Vacation
Hamton J. Pig / Radio Announcer (voice)
The Thanksgiving That Almost Wasn't
Wolf / Rabbit / Sparrow (voice)
Scooby-Doo! Meets the Boo Brothers
Scooby-Doo / Scrappy-Doo (voice)
Scooby-Doo and the Ghoul School
Scooby-Doo / Scrappy-Doo (voice)
A Fallible Fable
Woody
Bear Up!
John Bear / Junior Bear
Drum-Sticked
Farmer / Woofer
Chicken Fracas-See
Dog / Chicken
Bunnies Abundant
Rabbits / Bear
Chicken Hearted Wolf
Eddie / Farmer Smith
Crook Who Cried Wolf
Boss / Rabbit / Police Sergeant
Elephantastic
Safari Hunter
Just a Wolf at Heart
Sheepdog / Sheep
Pork Chop Phooey
Little Pig #1 / Little Pig # 2
Rancid Ransom
Turtle / Buzzard / Wolf Hunter
Raggedy Rug
Hunter / Desmond Dog
Scooby-Doo's Spookiest Tales
Additional Voices (voice)
Not in Nottingham
Robin Hood / Sheriff of Nottingdoing / Sheriff's Wife
Sheep Stealers Anonymous
Narrator / SSA Graduate / Sheepdog / Sheep
Wolf in Sheep Dog's Clothing
Old MacDonald / Sheepdog / Sheep
Watcha Watchin'?
Sheepdog / Farmer / Sheep
Tales of Washington Irving
Hans Van Ripper (voice)
The Hanna-Barbera Kennel Club Roasts Scooby-Doo
Scooby-Doo (voice)
Tiny Toon Spring Break
Hamton J. Pig (voice)
Atom Ant
Atom Ant (voice) (archive footage)
The Return of the King
King Theoden / Easterling / The Mouth of Sauron (voice)
A Christmas Story
Father (voice)
My Smurfy Valentine
Papa Smurf / Azrael (voice)
Hanna-Barbera's 50th
Scooby-Doo / Ranger Smith / Boo-Boo Bear / Muttley / Bamm-Bamm Rubble / Papa Smurf
La Feet's Defeat
Sergeant Deux-Deux (voice)
Transformers: 40th Anniversary Event
Gears / Ratchet (archive audio)
Star Fairies
Blunderpuff / Elf (voice)
Alice in Wonderland or What's a Nice Kid Like You Doing in a Place Like This?
Doormouse
The Smurfs Christmas Special
Papa Smurf / Azrael the Cat (voice)
The Smurfs: 'Tis the Season to Be Smurfy
Papa Smurf / Chitter (voice)
Yogi's First Christmas
Boo Boo / Ranger Smith / Herman the Hermit (voice)
Pontoffel Pock, Where Are You?
Humboldt (voice)
Scooby-Doo! and the Robots
Scooby-Doo (voice) (archive footage)
Scooby-Doo Meets Batman
Scooby-Doo / Professor Flakey (voice) (archive footage)
The Transformers: The Movie
Gears (voice)
Jack and the Beanstalk
Cat / Mice (voice) (uncredited)
Yogi Bear's All-Star Comedy Christmas Caper
Boo Boo Bear / Ranger Smith / Pixie (voice)
The House of Tomorrow
Narrator - Pressure Cooker Blackout (voice) (uncredited)
Tiny Toon Night Ghoulery
Hamton J. Pig / TV Executive (voice)
The Flintstones: Wind-Up Wilma
Announcer (voice)
Yogi's Ark Lark
Boo Boo / Pixie / Atom Ant / So-So / Moby Dick / Touche' Turtle (voice)
Strong Kids, Safe Kids
Papa Smurf / Scooby-Doo / Scrappy-Doo (voice)
Christmas Is
Waldo / Joseph (voice)
Yogi's Great Escape
Boo Boo / Ranger Smith
The Flintstones Meet Rockula and Frankenstone
Igor (voice)
Scooby-Doo! Meets the Harlem Globetrotters
Scooby-Doo (voice)
Smurfily Ever After
Papa Smurf (voice)
The Flintstones: Fred's Final Fling
Doctor / Fish #1 / Fish #2 / Parrot / Pigasaurus (voice)
Nestor, the Long-Eared Christmas Donkey
Roman Soldier (voice)
Scooby-Doo! and the Pirates
Scooby-Doo (voice) (archive footage)
Scooby-Doo! and the Werewolves
Scooby-Doo (voice) (archive footage)
Tom and Jerry: The Movie
Droopy (voice)
Scooby-Doo's A Nutcracker Scoob
Scooby-Doo / Scrappy-Doo (voice)
Scoob!
Muttley (archive sound) (voice)
Snoopy Loopy
Stork / Baby Gorilla / Driver (voice)
No Biz Like Shoe Biz
The Prince (voice)
Here, Kiddie, Kiddie
Zoo Guide / Zoo Visitor / Baby / Hunter / Chipmunk (voice)
The Do-Good Wolf
Rabbit / Magic Mirror / Dwarfs / Prince Charming (voice)
Count Down Clown
Space Probe Administrator / Scuba Diver (voice)
Life with Loopy
Customer / Burglar (voice)
Wolf Hounded
Pig #1 (voice) (uncredited)
Tale of a Wolf
Little Wolf (voice)
Cartoon Network Christmas: Yuletide Follies
(archive footage)
Creepy Time Pal
Bad Wolf #2 / Hansel (voice)
Casper's First Christmas
Boo Boo (voice)
Two Faced Wolf
Car Owner / Dr. Jekyll (voice)
The Man Called Flintstone
Ali / Various Voices (voice)
Bungle Uncle
Sheepdog (voice)
Beef For And After
Watchdog (voice)
A Flintstones Christmas Carol
Bamm-Bamm Rubble / Joe Rockhead (voice)
The Flintstones: Hollyrock a Bye Baby
Baby Bamm-Bamm/Lot Security Guard/Tour Bus Driver (voice)
The Flintstones: Little Big League
A Flintstone Christmas
Ed the Foreman / Otis (voice)
The Flintstones' New Neighbors
Bamm-Bamm Rubble
Bearly Able
John Bear / Junior Bear (voice)
Swash Buckled
Musketeers / Duke (voice)
Fee Fie Foes
1st Bird / Jack / Chick (voice)
Child Sock-Cology
Zookeeper / Gorilla / Storekeeper (voice)
Catch Meow
Mouse / Cat (voice)
Loopy's Hare-do
Hunter / Dog (voice)
Scooby-Doo's Spookiest Tales
Scooby-Doo (voice) (archive footage)
Who Shrunk Saturday Morning?
Papa Smurf (voice)
Archie and His New Pals
Harvey Kinkle (voice)
The Smurfs Halloween Special
Hanna-Barbera's All-Star Comedy Ice Revue
Snorky / Scooby-Doo (voice)
Here Are the Smurfs
Papa Smurf (voice)
Scooby-Doo Meets The Addams Family
Scooby-Doo (Voice)
The Andromeda Strain
Alarm (voice) (uncredited)
Oliver and the Artful Dodger
Pastry Cook / House Agent / Midget / Workman / Hero (voice)
Hanna-Barbera Presents: A Treasury Of Cartoon Classics
Scooby-Doo
I Yabba-Dabba Do!
(voice)
Romeo and Smurfette
Papa Smurf (Voice)
Rockin' with Judy Jetson
(voice)
The Good, the Bad and Huckleberry Hound
Boo Boo /Narrator (voice)
Tex Avery Screwball Classics: Volume 3
Various
Lost in Space
The Robot / Brack / Narrator (voice)