as

King Triton (archive footage) (voice)

as

Self

as

Grandpa Longneck

as

Grandpa / Parasaurlophus (voice)

as

Gunther

as

Grandpa (voice)

as

Old Gorilla (voice)

as

Grandpa (voice)

as

Carl the Super

as

Grandpa (voice)

as

Self

as

Marty

as

Grandpa / Lambeosaurus (voice)

as

Gene Molinari

as

Old Gorilla (voice)

as

Buzz

as

Grandpa (voice)

as

King Triton (voice)

as

Dr. Arnold Bowman

as

Otto Mannkusser

as

Grandpa (voice)

as

Bill

as

Melvin

as

Uncle Sid

as

Professor Von Trapp (voice) (archive footage)

as

Grandpa (voice)

as

Horst

as

Dr. Charlie Rollins

as

Grandpa (voice)

as

Inspector Kemp (archive footage)

as

Benny

as

Ronald Bishop

as

Clown

as

Magician

as

Grandpa (voice)

as

Mr. Tinsley

as

Dr. Hunterhanker (voice)

as

Judge

as

Grandpa (voice)

as

King Colbert (voice)

as

Native American (voice)

as

Earl Garraty

as

Professor Screweyes (voice)

as

Reverend Pete

as

Wallace Carstairs

as

Grant Gendell

as

Beethoven (voice)

as

Colyus

as

Sweet William (voice)

as

King Triton (voice)

as

Richard (voice)

as

M2 (voice)

as

Mr. Hucklebuck

as

Magician

as

Uncle Al

as

(voice)

as

Additional Voices

as

Smokey

as

Uncle Louis Burton

as

Heimlich Menudo (voice)

as

Buzz (voice)

as

Buzz / Heimlich Menudo (voice)

as

Narrator (voice)

as

King Triton (voice)

as

Cmdr. Drury

as

Self

as

Mayor

as

Mr. Bobrucz

as

Hal B. Keeler

as

Director / Dogcatcher (voice)

as

Reverend Farrell

as

The Camel with the Wrinkled Knees

as

Rabbi Baumel

as

Ridley

as

Auric (voice)

as

Vultor / Walt (voice)

as

Judge John Zimring

as

Narrator

as

Ace Atkins

as

Stanton Boyd

as

A.J. Norbecker

as

Lyndon Johnson

as

(segment "Tooth and Consequences")

as

Sen. Donner

as

Lou

as

Poppa Grundov

as

Harmon Alison

as

Hemsley Post

as

Mr. Crisp

as

Self

as

Fetch

as

Quickclaw (voice)

as

Red Hewitt

as

Douglas Veenhof

as

Mark Wyndham

as

The Coach - Principal Cleveland

as

Sgt. Turnbuckle

as

Joseph

as

Lou Granite

as

Archie

as

Woolly Bill Hitchcock

as

Mr. Kolenkhov

as

Ben Fryer

as

Bert Hammond

as

Director

as

Kruse

as

Nick

as

Paul Wrightwood

as

Max Mencken

as

Officer Callahan

as

Colonel Von Blasko

as

Inspector Kemp

as

Former FBI Agent Will

as

Son

as

Manny Ziegler

as

Don Yorkfield

as

Dr. Mangram

as

Broker

as

Mitchell Bernard

as

Lester De Ville

as

William Tarkington IV

as

Jim Sutton

as

Hugh Simon

as

Self

as

Dr. Julius Roth

as

Otto Bentwood

as

Mike

as

Dr. Thursby

as

Mr. Buchanan

as

Marshal

as

Dr. Sam Gillison

as

Les Hopkins

as

Jake

as

Joe

as

Franz Liebkind

as

Joshua T. Albertson

as

Harry Zarakardos

as

Mercer

as

Self - Guest / Various Characters

as

Adam Bronson

as

Dr. Pratt

as

Robert E. Sherwood

as

Clyde Hayes

as

Self