Adam-11

David Cassidy

Acting

Chanel-6

Olivia D'Abo

Acting

Tommy Sears

Steven Shane McDonald

Acting

Chris Johnson

Jeffrey McDonald

Acting

Heinz-57

Geoff Hoyle

Acting

Eddie Trojan

Leif Garrett

Acting

Rodney Snodgrass

Liam O'Brien

Acting

Chevron-17

Mark Mothersbaugh

Sound

Yale-44

Gerald V. Casale

Acting

Dr. Von Mobil

Carl Reiner

Acting

Ron-29

Bob Casale

Acting

Ron-31

David Kendrick

Acting

Dr. Cash

Rob Reiner

Directing

Cheryl Dickman

Moon Unit Zappa

Acting

Stoner

Tommy Chong

Acting

Cashier

Shelby Chong

Acting

Hipster

Barbara Bain

Acting

Ms. Liberty

Julie Brown

Acting

Iron Eyes Cody

Iron Eyes Cody

Acting

Girl in Parade

Sofia Coppola

Directing

Nurse

Nancye Ferguson

Acting

Chris' Mom

Ann Block

Acting

Agent 1

Martin von Haselberg

Acting

Agent 2

Brian Routh

Writing

Cyndi the Waitress

Maud Winchester

Acting

Cop #1

Lorri Holt

Acting

Streaker

Jerry Carlton

Acting

Clovis

Todd A. Rolle

Acting

Translator

Don Novello

Acting

Fireworks Barker

Lucas Reiner

Writing

Angry Driver

Michael McShane

Acting

Teacher

Morgan Upton

Acting

Voice of the Future

Leigh French

Acting

Chris' Dad

Charles Dean

Acting

Guard (as Tree)

Michael Jerome West

Acting

Chester

Ryan Wallace

Acting

Heckler

Lisa Houston

Acting

Voice Talent (voice)

Jack Blessing

Acting

Voice Talent (voice)

Lisa Michelson

Acting

Voice Talent (voice)

Tracy Newman

Writing

Voice Talent (voice)

Gregory Snegoff

Acting

Voice Talent (voice)

Jonathan Stark

Acting

Voice Talent (voice)

Arnold F. Turner

Acting

Guy outside disco (uncredited)

Ian Davidson

Acting

Dancer (uncredited)

Mikael Johnston

Acting

Date Male Restaurant/ Onlooker at Science Fair (uncredited)

Markus Maguire

Acting

Dancer (uncredited)

Tyrone M. Sanders

Acting