John P. Jones (voice)

Denlinger

The King

Brigadier Gubbins 'M'

The King

Denlinger

Ned Irish

Carl Yankowski

Nathan Jasmine

Professor Ruckus Mandulbaum

Roger Towers

Myles

Jacques

Halpren Nolan

Bishop Gyles

Self

Westley

Self

Professor Gelson

D.W. Griffith

Alex Pankhurst

Andy Warhol

Self

Self

Dr. Richard Sommers

Frank Harper

Jim Huxley

Gary Jones

Rock (voice)

Jake Simon

John Broman

Self

David Mills

Principal Donato

Lawrence O'Neill

John

Joshua

Brooks

Joseph Stevens

Kersey

Orin / Arthur Curry / Aquaman (voice)

E. Pierce Marshall

Brady Olinson

Max Hartman

Paul

The Meter Man

Miller

Bobby Wobbly

Rafferty Dickinson

Stan's Doctor

Jeff Mathews

Pilot (voice)

Dr. Stephen Metzner

Barry Fitzgerald

Dr. Lawrence Gordon

Dr. Clement

Ethan Belfrage

Portly Gentleman / Dick Wilkins / Fiddler / Business Man (voice)

Capt. Kenneth Shine

Self (archive footage)

Erik

Arnold

Norman

Mark Haskett / Chris Dalness

Dr. Lawrence Gordon

Self

Reigert

Dr. Magnuson

Dr. Lawrence Gordon

Ted Bundy

Edgar

Albert Bodine

Carter

Self

Mac "Macbeth" Wilson

Dr. Fritz Hippler

Thomas Ince

Self

Fritz Arno Wagner

Burke

John Houseman

Garrett (voice)

Colonel James Burton

Det. Nick Ruskin

Jerry

Lt. David Ferris

Jonas

Captain William Boone

Steve Horsegroovy

Robin Hood

Self

Nick Eliot

Lord Arthur Holmwood

Dobbs

Kent Gregory

Russ Wheeler

Maj. Cabot Forbes

Tow Truck Driver (uncredited)

Westley

Ganin

Guilford Dudley

Josef

Lionel

James Harcourt

Disco Dancer