Dimension 404

Mark Hamill

Narrator (voice)

Robert Buckley

Adam

Lea Michele

Amanda

Casimere Jollette

Brie

Ellie Grace Siler

Samantha

Sterling Beaumon

Jess

Ryan Lee

Andrew Myers

Tucker Albrizzi

Dennis

Adrienne Barbeau

Wilma

Davis Desmond

Melvin Raimi

Gabrielle Elyse

Amy

Ken Foree

Agent Man

Travis Myers

Coach Wurgler

Mary T. Sala

News Anchor

Douglas Tait

Polybius Creature

Willem van der Vegt

Ronnie

Chris Wylde

Detective

Malcolm Barrett

Chris

Matt Jones

Greg

Joel McHale

Mr. Maker

Karissa Lee Staples

Becky

Joe Fidler

Muscle Goon

Catherine Farrington Garcia

Cate

Mario Garcia

Mario

Sarah Hyland

Chloe

Daniel Zovatto

Zach

Patton Oswalt

Uncle Dusty

Ashly Burch

Shannon

Tom Plumley

Concession Stand Teen

Sean Przano

Cosplay Nerd

Joey Scoma

Arnie

Cc Weske

Alexis

Ben Levin

Z (uncredited)

Ashley Rickards

Sue Hirsch

Utkarsh Ambudkar

Alex Kapoor

Parry Shen

Animator

Charles Fleischer

Professor Dobkin

Pepe Serna

Wally Nash

Matthew Del Negro

Time Ryder

Julie Dove

Judy

LaLa Nestor

Young Sue

James Babson

Guard #1

Anthony Alabi

Guard #2

Anthony Oh

Lord Entropy

Erik Braa

Entropy (voice) (uncredited)

Constance Wu

Captain Jane Lee

Tom Noonan

Bob (voice)

Megan Mullally

Director Stevens

Melanie Thompson

Beth

Benji Dolly

Phone Salesman

Tati Gabrielle

Amanda's Sister

Karibel Rodriguez

Whitney Smith

Andrew Spieler

Lucas T. Wade

Chase Williamson

Private Adams

Lorenza Izzo

Val 'SpeedRun' Hernandez

Matt Lauria

Evan

Cody Johns

Roy

Kenneth Choi

Kojima

Evey Alexander

Sophia