Neil Patrick Harris

Arnold Mosk

Matthew Lillard

Doug Van Housen

Gabriel Olds

Gary Trancer

Catherine Hicks

Mrs. Mosk

Stephen Pearlman

Principal Jones

Ryan Payne Bell

Pink

Lori Heuring

Shelly

Eddie Malavarca

Porky

Amanda Peet

Debbie

Dechen Thurman

Hinge

Brian Vincent

Eddie LeMaster

Joseph Siravo

Dr. Rankin

Tina Krause

Acid Woman in Black

John Paul Fedele

Spring Heeled Jack

J.J. North

Acid Woman in White

Frank Vincent

Arcade Owner

Peggy Gormley

Jones' Secretary

Huckleberry Fox

Baldy

Pamela Kramer

Teacher 1

John Digaletos

Teacher 2

Madison Arnold

Older Guard

Paula Stevens

Teacher 3

Scott MacCann

Gary's Friend

Stephen Payne

Classroom Guard / Lesson Giver

Paul Fremder

Classroom Guard

Judith Singer

School Secretary

Susan Singer

Mother

Torri Singer

Torri

Doug DeLuca

Gary's Teammate

Scott Hathaway

Guitar Player

James V. Bacco

Van Housen Butler

Paul Venier

Bubble Face

Peter James

Arcade Punk

Elizabeth Kemp

Shelly's Mom

Jeff Hayenga

Shelly's Dad

Michael Torpey

Shelly's Brother

Jason Werner

Lead Thug

Kate Ingram

Drama Teacher

Michale Graves

The Misfits

Doyle Wolfgang von Frankenstein

The Misfits

Jerry Only

Self - The Misfits

Dr. Chud

The Misfits

Frank DaPuzzo

Baldy's Father

Cassandra Singer

Van Housen's Girl

C.J. Singer

C.J. Trancer

Jane Seaman

Mrs. Trancer

Debbie Smith

Stunned Teacher

Yomi Lawal

Doctor

Penny Poor

Scary Nurse

Romano Mosca

Cop

Jeff Skalecki

Rookie Cop

Allen Fitzpatrick

Teacher 4 (uncredited)

Sal Marino

Thug #1 (uncredited)