Penn Zero: Part-Time Hero

Thomas Middleditch

Penn Zero (voice)

Tania Gunadi

Sashi Kobayashi (voice)

Adam Devine

Boone Wiseman (voice)

Alfred Molina

Rippen (voice)

Larry Wilmore

Larry (voice)

Sam Levine

Phyllis (voice)

Lea Thompson

Vonnie (voice)

Gary Cole

Brock (voice)

Rosie Perez

Aunt Rose (voice)

Lenny Venito

Uncle Chuck (voice)

Maria Bamford

Land Shark (voice) / Matthews (voice) / Mrs. Monkenfluffer (voice) / Mrs. Monkenfluffer / Matthews (voice) / Nug (voice) / The President (voice)

Maurice LaMarche

Crispity Cockatoo (voice) / Fredericks (voice) / Fredricks (voice) / Narrator (voice) / Troll (voice) / Unicorn Soldiers (voice)

Rena Strober

Hotel Reviewer (voice) / Orchid (voice) / Orchid / Rootilda (voice) / Queen (voice)

Adam West

Captain Super Captain (voice) / Captain Super Captain / Professor Evil Professor (voice)

Beau Bridges

Sheriff Scaley Briggs (voice)

Sean Astin

Blaze (voice)

Fred Tatasciore

Coach Egsgard (voice) / Grinkon (voice) / Mr. Egsgard (voice)

Dee Bradley Baker

(voice) / Referee (voice) / Tony the Elephant (voice)

Paul Reubens

The Butterman (voice) / The Milkman (voice)

Olivia Holt

Amber Briggs (voice)

Elizabeth Henstridge

Princess Argelbleccht Blunkenthorthph (voice)

Yvette Nicole Brown

Boat Maria (voice)

Sonequa Martin-Green

Pirate Maria (voice)

Diana Rigg

Mayor Pink Panda (voice)

Garry Marshall

Soda Jerk (voice)

Wanda Sykes

Shirley B. Awesome (voice)

Peter Stormare

Rufus (voice)

Kari Wahlgren

Bowling Ball (voice)

Jess Harnell

Old Man Middleberg (voice) / Vocalist (voice)

Kevin Michael Richardson

Dr. Hissy (voice) / Mountain Beast (voice)

George Takei

Sylvester Kobayashi (voice)

Lauren Tom

Tia Kobayashi (voice)

Brandon Scott

Alex (voice)

Blake Anderson

Hogarth (voice)

Paul Alborough

Mayor Direginald Hindenburg (voice)

Curtis Armstrong

Super Amazing Bouncy Ball (voice)

Henry Winkler

The Snowman (voice)

Jeff Ross

Sonny (voice)

Marc Maron

Piv (voice)

Lauren Lapkus

Matilda (voice)

Michael-Leon Wooley

General (voice)

Chris Parnell

Judge Blort Clooney (voice)

Bruce Vilanch

Himself (voice)

Brian Posehn

Beach Ball Grandpappy (voice)

Pamela Adlon

Drab Lieutenant (voice)

Harland Williams

Helper Hue (voice)

Sigourney Weaver

Lady Starblaster (voice)

Kate Micucci

Cute-ling General (voice)

Kumail Nanjiani

Cute-ling Mayor (voice)

Kenny Loggins

Montage Singer (voice)

Jeff Gordon

Wacky Bustgutty (voice)

Jason Alexander

Coach Wallace (voice)

Jane Kaczmarek

Coach Jackie (voice)

John K. Anderson

Announcer Mike (voice)

John Henson

Announcer Ron (voice)

Yael Stone

General Bighorn (voice)

Bill Nye

Himself (voice)

John DiMaggio

Hooded Pixie (voice)

Jeff Bennett

Eight Ball (voice)

Pete Holmes

Ryan (voice)

JB Blanc

Captain of the Guard (voice)

Michelle Fairley

Queen Igneous (voice)

Jennifer Veal

Princess Magma (voice)

Jeffrey Perlmutter

Uncle Beardy (voice)

Hynden Walch

Yumi (voice)

Michael Chandler

Arata (voice)

Roger Craig Smith

Hideo (voice)

Steve Blum

Snow Monkey Bus (voice)

Judith Light

Mrs. Wright (voice)

Reginald VelJohnson

Flannigan (voice)

Brad Kane

"Handsome" Grinkon (voice)

Vartan Nazarian

Fern (voice)

Neil Kaplan

Club Owner (voice)

Cree Summer

The Merchant (voice)

Fiona Shaw

Hedwin (voice)

Vince Gilligan

Axalon (voice)

Alex Kingston

Vlurgen (voice)

Mark Hamill

Adam Tom-Kat Badawy (voice)

James Hong

Windmill Monster (voice)

Tress MacNeille

General Talon (voice)