Kenneth Mars

as Triton (voice)

as Otto Mannkusser

as Inspector Kemp

as Marshal

as Richard (voice)

as King Triton (voice)

as Colyus

as Mayor

as Franz Liebkind

as Mike

as Stanton Boyd

as Beethoven (voice)

as Toothbrush / Candy Bar (voice)

as Auric (voice)

as Gunther

as King Triton (voice)

as Rabbi Baumel

as Grandpa (voice)

as Uncle Sid

as King Colbert (voice)

as Candy Store Geek / Policeman (voice)

as Grant Gendell

as Colonel Von Blasko

as Hugh Simon

as Hemsley Post

as Joseph

as Professor Screweyes (voice)

as Tom Orlando

as Grandpa (voice)

as Magician

as Former FBI Agent Will

as Nick

as Grandpa (voice)

as Grandpa (voice)

as Director

as Grandpa (voice)

as Additional Voices (voice)

as Grandpa (voice)

as (segment "Tooth and Consequences")

as Grandpa / Lambeosaurus (voice)

as Grandpa (voice)

as Grandpa (voice)

as Heimlich Menudo (voice)

as Benny

as Grandpa (voice)

as Mr. Tinsley

as Grandpa / Parasaurlophus (voice)

as Dr. Gunther Hunterhanker (voice)

as Horst

as Mr. Crisp

as Dr. Charlie Rollins

as Melvin

as Mr. Bobrucz

as Douglas Veenhof

as Earl Garraty

as Narrator (voice)

as Dr. Cobb

as Wallace Carstairs

as Ace Atkins

as Clyde Hayes

as Ronald Bishop

as Old Gorilla (voice)

as Lou

as Native American (voice)

as Judge John Zimring

as Woolly Bill Hitchcock

as Ridley

as Poppa Grundov

as Self - Guest / Various Characters

as Adam Bronson

as Officer Callahan

as King Triton (archive footage) (voice)

as Narrator

as Les Hopkins

as Additional Voices

as Director / Dogcatcher (voice)

as Cmdr. Drury

as Mr. Hucklebuck

as The Coach - Principal Cleveland

as Magician

as Grandpa Longneck (voice)

as William Tarkington IV

as Lou Granite

as Dr. Thursby

as Sen. Donner

as Self (archive footage) (uncredited)

as Judge

as Jake

as Hal B. Keeler

as Vultor / Walt (voice)

as Sweet William (voice)

as Joshua T. Albertson

as Coach Duffy

as Max Mencken

as Mayor Ogden

as Don Yorkfield

as Self - Commentor (uncredited)

as A.J. Norbecker

as Carl the Super

as Quickclaw (voice)

as Marty

as Dr. Sam Gillison

as Broker

as Paul Wrightwood

as Reverend Farrell

as Clown

as Buzz

as Otto Bentwood

as Old Gorilla (voice)

as Harmon Alison

as Inspector Kemp (archive footage)

as Dr. Arnold Bowman

as Ben Fryer

as Kruse

as Dr. Pratt

as Robert E. Sherwood

as Grandpa Longneck

as Lester De Ville

as Fetch

as Sgt. Turnbuckle

as Harry Zarakardos

as Self

as Turley

as Gene Molinari

as Self

as Self

as The Camel with the Wrinkled Knees

as Mitchell Bernard

as Dr. Julius Roth

as Smokey

as Red Hewitt

as Santa Clause

as Professor Von Trapp (voice) (archive footage)

as Bill

as Son

as Jim Sutton

as Harold Hayes

as Self

as Mr. Kolenkhov

as Lyndon Johnson

as Self

as Son

as Reverend Pete

as Bert Hammond

as Sen. Donner

as Quickclaw