Harvey Birdman, Attorney at Law

Erik Richter

Michael Ouweleen

Erik Richter

Gary Cole

Harvey Birdman, Judge Hiram Mightor, Avenger, Additional Voices, Birdman, Emu Handler, Governor, Group Councilor, Man in Clogs, Melvin Van Peebles, Potamus Follower, Superson

Stephen Colbert

Phil Ken Sebben, Myron Reducto, Additional Voices, Civilian #1, Commentator #1, FBI, Falcon 7, Fed #2, Janitor, Juror, Pirate, Reducto

Thomas Michael Allen

Peanut, Chiseler, Doctor, Drowning Man, Jurors, M!!!butu, M!!!butu Jr., Mailman, Newscaster 2, Reporter, Singing Telegram Man, Video Clerk, Video Game Announcer

John Michael Higgins

Mentok the Mindtaker, Zardo, Announcer, Big-El, Commercial Voice, Cop #2, Gene Winkleman, Grape Ape, Momtok, Tom - HR Man

Chris Edgerly

Potamus, Peter Potamus, Doctor, Activist #2, Augie Doggie, Bailiff, Barracuda, Captain Caveman, Cave Bird, Chuck, Cumulus, DVD, Dad, EPA Man, Employee, Fancy Fancy, Fooey, Foreman, Funky Phantom, Gorak, Guy, Mr. Finkerton, Old Lady, Priest, Spewie, Stewie, Teddy, Tinker, Tod, Vet Assistant, Yakky Doodle

Maurice LaMarche

Azul Falcone, Apache Chief, Freezoid, Inch High Private Eye, Doggie Daddy, Fred Flintstone, Magilla Gorilla, Stan Freezoid, Announcer, Atom Ant, Avenger, Benny the Ball, Bird, Can Opener, Cavey Jr., Cop, Delivery Guy, Droopy, Dum Dum, Employee, Flintstone's Bird, Hi Riser, Morocco Mole, Mr. Peebles, Overweight Kid, Quick Draw, Quick Draw McGraw, Ride Operator, Shazzan, Speed Buggy, Superhero, Tapir, Vince, Wally Gator, Yogi Bear

Grey Griffin

Debbie, Clerk, Spiderkid, Bobby, Cosmetician, DMV Operator, Daphne Blake, Dr. Gale Melody, HR Woman, Mary, Mary Volcanus, Mrs. Debbie, Old Woman Juror, Receptionist, Superkid, Woman, X's Wife

Peter MacNicol

X the Eliminator, Customer, Employee, Guard, Mr. Felder

Erik Richter

Avenger, Cop, Tibetan Monk, Answering Machine, Bob, Chunga, Cop #1, Dog, Employee, Gokk, Prisoner, Prisoner #2, Singing Harvey, Yogi Bear No. 2

Phil LaMarr

Black Vulcan, Barker, Civilian #2, FEAR #2, Guy, Policeman, Superdad

Paget Brewster

Birdgirl, Judy Ken Sebben, Brenda, Employee, Mail Voice, Tangy Devlin, Woman

Neil Ross

Vulturo, Dr. Benton C. Quest, Ding-A-Ling Wolf, Narrator, Parrot, Rehnquist

Frank Welker

Jabberjaw, Avenger, Biff, Bus Driver, Fed #1, Fred Jones, Juror, Robot

Michael McKean

Evelyn Spyro Throckmorton

Steve Landesberg

Bailiff, Doctor Quincy, Grok

Lewis Black

The Deadly Duplicator, Elliott

Toby Huss

Devlin, Ernie Devlin, Shado

Tom Kenny

Boo Boo, Choo Choo, Computer Voice, Elroy, Top Cat

Wally Wingert

Astro, George Jetson, Hadji, Harry Twiddles, Moby Dick

Debi Mae West

Gigi, Gleek, Woman

Michael Ouweleen

Erik Richter

Erik Richter