Dee Bradley Baker is an American screen and voice actor, singer, former game show host, and comedian, known for his creature vocal effects and realistic German accent. He has a starring role as Klaus Heissler on American Dad! (co-starring Seth MacFarlane and Rachael MacFarlane). He is also the voice of Numbuh 4 on Codename: Kids Next Door (also starring Ben Diskin, Lauren Tom, and Cree Summer), the first ten Omnitrix aliens on Ben 10: Alien Force (starring Yuri Lowenthal), and Perry the Platypus on Phineas and Ferb (with Kelly Hu). He also plays the clone troopers on Star Wars: The Clone Wars (starring Matt Lanter and James Arnold Taylor).
Scooby-Doo 2: Monsters Unleashed
- Main article(s): Scooby-Doo 2: Monsters Unleashed
|10,000 Volt Ghost|
|Red-eyed Skeleton Man|
|Black Knight Ghost|
What's New, Scooby-Doo?
- Main article(s): What's New, Scooby-Doo?
|101. There's No Creature Like Snow Creature||Snow Creature|
|112. Lights! Camera! Mayhem!|| Faceless Phantom|
|207. Homeward Hound|| Skull|
|301. Fright House of a Lighthouse|| Crusty McPeet|
|303. A Scooby-Doo Valentine||Mike|
|308. A Terrifying Round with a Menacing Metallic Clown|| Menacing Metallic Clown|
|312. Gold Paw||Flax|
Scooby-Doo! Mystery Incorporated
- Main article(s): Scooby-Doo! Mystery Incorporated
|101. Beware the Beast from Below|| Franklin Fruitmeir|
|110. Howl of the Fright Hound|| Officer Johnson|
|122. Attack of the Headless Horror|| Headless Horror|
|205. The Hodag of Horror|| Gene Shepherd|
Hodag of Horror (credited as "Hodag")
|206. Art of Darkness!|| Junk (credited as "Junk Golem")|
Art hipster #1
|211. The Midnight Zone|| Tom|
|220. Stand and Deliver||Kriegstaffebot|
|226. Come Undone||Kriegstaffebots (credited as "Kriegstaffa Bots")|
Be Cool, Scooby-Doo!
- Main article(s): Be Cool, Scooby-Doo!
|106. Trading Chases|| Professor Hess|
|112. Area 51 Adjacent|| Alien|
|113. Where There's a Will, There's a Wraith|| Phantom|
- Main article(s): Aloha, Scooby-Doo!
|Surfer on Bike|
|California Surfer Dude|
|Local Guy #1|
- Main article(s): Scooby-Doo! Abracadabra-Doo
Scooby-Doo! Camp Scare
- Main article(s): Scooby-Doo! Camp Scare
|Specter of Shadow Canyon|
Scooby-Doo! Mask of the Blue Falcon
- Main article(s): Scooby-Doo! Mask of the Blue Falcon
|Hideous Hyde Hound|
|Horten McGuggenheim (credited as "Horten")/|
|Manic Minotaur of Manesly Manor (credited as "Minotaur")|
Scooby-Doo! Adventures: The Mystery Map
- Main article(s): Scooby-Doo! Adventures: The Mystery Map
|Ye Phantom Parrot|
- Main article(s): Scooby-Doo! Frankencreepy