Franklin Wendell Welker (born March 12, 1946) is an American voice actor with an extensive career spanning nearly six decades. As of 2021, Welker holds over 860 film, television, and video game credits, making him one of the most prolific voice actors of all time. With a total worldwide box-office gross of $17.4 billion, he is also the third highest-grossing film voice actor of all time. Welker is best known for voicing Fred Jones in the Scooby-Doo franchise since its inception in 1969, and Scooby-Doo himself since 2002. In 2020, Welker reprised the latter role in the CGI-animated film Scoob!, the only original voice actor from the series in the movie's cast. He has also voiced Oswald the Lucky Rabbit in Epic Mickey and its sequel, Megatron, Galvatron and Soundwave in the Transformers franchise, Shao Kahn and Reptile in the 1995 Mortal Kombat film, Curious George in the Curious George franchise, Garfield on The Garfield Show, Nibbler on Futurama, the titular character in Jabberjaw, Speed Buggy in the Scooby-Doo franchise, Astro and Orbitty on The Jetsons, Mushmouse on Punkin' Puss & Mushmouse, and various characters in The Smurfs as well as numerous animal vocal effects in many works. In 2016, he was honored with an Emmy Award for his lifetime achievement. Description above from the Wikipedia article Frank Welker, licensed under CC-BY-SA, full list of contributors on Wikipedia.
77 Sunset Strip
Remington Steele
Trackdown
The Rookies
T. J. Hooker
Starsky & Hutch
Kraft Suspense Theatre
The F.B.I.
Mr. Lucky
The Bionic Woman
Simon & Simon
Airwolf
Knight Rider
The Streets of San Francisco
Charlie's Angels
Mannix
MacGyver
Diagnosis: Murder
Hart to Hart
Studio One
Combat!
Hawaiian Eye
Cannon
Man with a Camera
Johnny Staccato
Cover Up
The Twilight Zone
The Twilight Zone
Alfred Hitchcock Presents
Target: The Corruptors!
Felony Squad
The Wild Wild West
Vega$
The Fugitive
Switch
The Millionaire
Lucan
Search
Matt Houston
Bob Hope Presents the Chrysler Theatre
Automan
Navy Log
Wanted: Dead or Alive
Sugarfoot
Toma
Spencer's Pilots
Robert Montgomery Presents
Paris
The Blue Angels
The Walter Winchell File
The Defenders
The Outer Limits
Channing
Bronk
Matt Helm
The Magician
Columbo
The F.B.I.
The F.B.I.
The F.B.I.
The F.B.I.
Sugarfoot
The Outer Limits
Knight Rider
Wanted: Dead or Alive
The Name of the Game
Monty Nash
Monty Nash
Studio One
Remington Steele
Switch
The Invaders
T. J. Hooker
Lt. Delgetti
Cop #2
Dean
Anthony La Bresca
Julot
Ryan
Self
Charles Krieger
Hank
First patient in base hospital
Incho
Curly
George
Pigliani
Harry
Mervin (uncredited)
Jackson
Jean Salignac
Harry Applegate
Narrator
Irv Kellener
Marine (uncredited)
Bill Parker
Self
Self
Charlie
Sgt. Bud Schiffman
Lambert
Judge Curwin
Kappy
Neville
Curt
Rooney
Nick Bartaloni
Self
Bogdanovich
Young Man