
Acting
Gregory Lewis Burson (June 29, 1949 – July 22, 2008) was an American voice actor. He was best known as a replacement for voice actors Daws Butler and Mel Blanc following their deaths in 1988 and 1989, respectively.
Description above from the Wikipedia article Greg Burson, licensed under CC-BY-SA, full list of contributors on Wikipedia.

The Essential Bugs Bunny
as Bugs Bunny

My Generation G... G... Gap
as Security Guard (voice)

Looney Tunes: Stranger Than Fiction
as Foghorn Leghorn / Barnyard Dawg (voice)

Looney Tunes: Reality Check
as Foghorn Leghorn

A Day in the Life of Ranger Smith
as Yogi Bear / Squirrel Boy / Squirrel Baby (voice)

Mr. Magoo
as Animated Magoo (voice)

From Hare to Eternity
as Bugs Bunny (voice)

Carrotblanca
as Bugs Bunny / Pepe le Pew as Louie / Foghorn Leghorn as Radio Dispatcher (voice)

Scooby-Doo! in Arabian Nights
as Yogi Bear / Royal Chef (voice)

Yogi the Easter Bear
as Yogi Bear (voice)

Samurai Jack
as Quick Draw McGraw / Baba Looey (voice) · 1 ep.

Toon Marooned
as Foghorn Leghorn · 10 ep.

CatDog
as Barry the Baboon (voice) · 1 ep.

Johnny Bravo
as Ghostly Gardener (voice) · 1 ep.

Channel Umptee-3
as Professor Edwin I. Relevant (voice) · 13 ep.

The Real Adventures of Jonny Quest
as Corbin (voice) / Sanderson (voice) · 1 ep.

The Sylvester & Tweety Mysteries
as Pepe Le Pew (voice) · 1 ep.

The Baby Huey Show
as The Fox (voice) · 13 ep.

Animaniacs
as Bugs Bunny / Daffy Duck / Tweety / Porky Pig / Yosemite Sam / Foghorn Leghorn (voice) · 1 ep.

All-New Dennis the Menace
as George Wilson (voice) · 13 ep.