Mark L. Taylor

as Dave Buckley

as Thomas Fulton

as Don Forrester

as Lyndon

as Dr. Harvey Kimball

as Michael

as Mr. Steinberg

as Doug Clarkson

as Courier McWhirter (voice)

as Haritath

as Vince Levin

as Jerry Manley

as Dr. Niles

as Columbia Student (uncredited)

as Mr. Lincoln

as Professor Hopkins

as Injured Man

as Mr. Stolte

as Jarlath

as Officer Kirkwood

as Mr. Brennan

as Landlord

as Ensign Plummer (voice)

as Bert Russell

as Steve Rorsche

as Charlie Schumaker (voice)

as Walter Whitebread

as Michael Gallant

as Adam Jovanka

as Desk Clerk

as Joel Schofield

as Frank

as Thaddeus Rockwell (voice)

as Additional Voices (voice)

as Phil

as Kevin Hinkle

as Douglas 'Dougie' Benson (voice)

as Drama Teacher (uncredited)

as Louis Visconti

as Firestorm (voice)

as Scotty Peterson

as Mace

as Man in Dress in Holding Cell

as Professor Thompson

as Norm Fisher

Role: Director

as Mike Wilmington

as Garreth Price

as Russell Cadbury

as Neil Rider

as Ted

as TV Evangelist

as Haskins

as Spence

as Ralph Martin

as Will Bates (voice)

as Wiggins' Psychiatrist

as Marsden

as Mr. Carlisle

as Jenkins

as Salesman God

as Hank Ogden

as Dad

as Punk #1

as Thomas Brown (voice)

as L. Applebury, D.V.M.

as Professor Krick

as Nelson

as Joseph Drummer (segment "The Computer")

as Henry Silver

as Charles

as Peter's Father

as Harvey Bishop

as Tim McMahon

as Lou Drummond

as Neil

as Brother James (voice)

as Additional Voices (voice)

as Melvin

as Firestorm (voice)

as Jimmy Olsen (voice)

as Ed

as Professor Thompson

as Ken

as Ted Miller

as Killian

as Luna

as Mel

as 2nd Assistant Director

as Cult Member 1

as Ron Smith

as Farmer McGinty / Mr Stefan (voice)

as Doug

as Jim

as Baker

as Paramedic

as Additional Voices (voice)

as Mark Watkins (voice)

as Paul

as Captain Cabot

as (voice)

as Howard (voice)

as Recruiting Officer

as Curt

as Howard Strickling

as Ben Chase

as Officer O'Hara

as Michael Stevenson

as Price

as Ralph Kincaid

as Agent Flynn

as Dick Jason

as Foster Child

as Capt. Bannock

as Recruiting Officer

as Self

as Morris Fleming

as Braff

as Mr. Deansman

as Mark

as Director

as Ted

as Stan McKenzie / Limo

as Robert (voice)