Um Monstro no Meu Quarto

Fred Savage

Brian Stevenson

Howie Mandel

Maurice

Daniel Stern

Glen Stevenson

Margaret Whitton

Holly Stevenson

Rick Ducommun

Snik

Frank Whaley

Boy

Ben Savage

Eric Stevenson

William Murray Weiss

Todd

Devin Ratray

Ronnie Coleman

Amber Barretto

Kiersten

J. Michael Hunter

Mr. Finn

Tom Hull

Principal

Magbee

Bus Driver

Lisa Cain

Holly's Friend

Dana Wood

Arnold

Byron Faler

Schmoog

Doug Turner

St. Louis Monster

Donna Strickland

TV Guest

Howard Spiegel

Father

Jessica Hauser

Innocent Girl