Don Messick

Donald Earl "Don" Messick (September 7, 1926 - October 24, 1997) was an American voice actor who was best known for his voice work for Hanna-Barbera. His best-remembered voice roles include Boo Boo Bear and Ranger Smith from The Yogi Bear Show, Bamm-Bamm Rubble from The Flintstones, Astro from The Jetsons, Scooby-Doo from Scooby-Doo (as well as his nephew Scrappy in later seasons), and Papa Smurf from The Smurfs.

Voice work in Christmas specials

Production	Year	Character(s)
Hanna-Barbera
The Flintstones: "Christmas Flintstone"	1964	Bamm-Bamm Rubble Hoppy
A Christmas Story	1972	Timmy's Father Squirrel
A Flintstone Christmas	1977	Ed the Foreman Otis
Casper's First Christmas	1979	Boo Boo Bear
Yogi's First Christmas	1980	Boo Boo Bear Ranger Smith Herman the Hermit
The Smurfs' Christmas Special	1982	Papa Smurf Azrael
Yogi Bear's All-Star Comedy Christmas Caper	1982	Boo Boo Bear Ranger Smith Pixie
The New Scooby and Scrappy-Doo Show: "The Nutcracker Scoob"	1984	Scooby-Doo Scrappy-Doo
The Jetsons: "A Jetson Christmas Carol"	1985	Astro R.U.D.I.
'Tis the Season to Be Smurfy	1987	Papa Smurf Chitter
A Flintstones' Christmas Carol	1994	Bamm-Bamm Rubble Joe Rockhead
Other specials
Christmas Is	1970	unknown
The City That Forgot About Christmas	1974	unknown
The First Christmas: The Story of the First Christmas Snow	1975	Additional characters
Rudolph's Shiny New Year	1976	Papa Bear Rumpelstiltskin Prince Charming The Seven Dwarfs
Nestor, the Long-Eared Christmas Donkey	1977	Roman soldier
Rudolph and Frosty's Christmas in July	1979	Sam Spangles Donner Cuckoo clock Clowns
Jack Frost	1979	Snip
Tiny Toon Adventures: "It's a Wonderful Tiny Toons Christmas Special"	1992	Hamton J. Pig