Howard Hesseman

as Henry Errington

as The Chief (uncredited)

as Pete Lassard

as Sam Hendricks

as Terry Ladd

as Max

as Uncle Meat

as Dr. Aden

as Larry Hertzel

as Clyde Glickman

as Mr. Horowitz

as Barry Saunder

as Dr. Louis Faraday

as Dr. James Broderick

as Carnival Worker (uncredited)

as Gator

as Self - Host

as Sheldon Greenberg

as Judge Robert Thompson

as Executive

as Dr. Berg

as Mr. Royce

as Cole Lamburt

as Otis

as Blind Man

as Red Dog

as Dr. Emory Taylor

as Landlord

as Rupert King (segment "Titan Man")

as Flynn Hodge

as Counter Boy

as Barney Reynolds

as Mr. Bergen

as Ben Giamoro

as Lester

as Al Steever

as D.A. Jerry Douglas

as Jack

as Mr. Walsh, Commerical Director

as Judge C. Williams

as Dr. Johnny Fever

as Vespucci

as Billy

as Smooth Walker

as Drama Teacher

as Mr. Franklin

as Craig Plager

as Sam Royer

as Pinchus Zion

as Ray Bennett

as Mayor Tommy Gillis

as Hippie (uncredited)

as Nick Harper

as Recording Engineer

as Walker

as Charlie Moore

as David

as McBride

as Ed Tuttle

as David

as Fred

as O'Brien

as Erlemeyer

as Snapper

as Nick Frost

as King

as Frank Veldini

as Fred Nickells

as Ernie Piles, War Correspondent

as Mel Castle

as Senator McMannus

as Confectionary Man (as Howard Hessman)

as Dr. Robert Williams

as Bert Stockwell

as Paul Maggioto

as Kip Margolis

as Santa Rosa bartender

as Self

as Howard Thomas / Randall

as Various

as Senator Lawler

as Detective

as Himself

as Jenks

as M.W.

as Munchie (voice)

as Bartender

as Self (archive footage) (uncredited)

as Det. Caldwell

as Dr. Gopian

as Last Party Guest

as Joseph 'Dutch' Cretzer

as Koup Trenton

as Self

as John Ross

as Carl Lewis

as Mr. Cassidy

as Jack

as Self

as Self

as Lt. Ted Cantwell

as Congressman Calvin Phillips

as Ted Frye

as Billy

as Joe Hervey

as Charles Galloway

as Chuck Mason

as Det. Rollings

as Roger Dustleman

as Doc

as Señor Smooth (voice)

as Mr. Valdemar

as Yogi Cook

as Jim Osborne

as Self

as Wayne Dreyer

as Smithline

as Jerry Keats

as Jenks

as Self / The Rock Doctor

as Resident

as Taylor Cochran

as Wilbur C. Henderson

as King

as (as Don Sturdy)

as Avery Salminella

as Sy Fishko

as Andy Pace

as Goldie

as narrator

as Dr. Johnny Fever

as Sy