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)

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)

Garry Marshall

Soda Jerk (voice)

Jeff Gordon

Wacky Bustgutty (voice)

Jason Alexander

Coach Wallace (voice)

Jane Kaczmarek

Coach Jackie (voice)

John Henson

Announcer Ron (voice)

Maurice LaMarche

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

Wanda Sykes

Shirley B. Awesome (voice)

Yael Stone

General Bighorn (voice)

Bill Nye

Bill Nye (voice)

Rena Strober

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

John DiMaggio

Hooded Pixie (voice)

Peter Stormare

Rufus (voice)

Jeff Bennett

Eight Ball (voice)

Kari Wahlgren

Bowling Ball (voice)

Pete Holmes

Ryan (voice)

Dee Bradley Baker

Tony the Elephant (voice), Referee (voice), (voice)

JB Blanc

Captain of the Guard (voice)

Michelle Fairley

Queen Igneous (voice)

Jennifer Veal

Princess Magma (voice)

Maria Bamford

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

George Takei

Sylvester Kobayashi (voice)

Fred Tatasciore

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

Lauren Tom

Tia Kobayashi (voice)

Kevin Michael Richardson

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

Jess Harnell

Vocalist (voice), Old Man Middleberg (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)

Paul Reubens

The Butterman (voice), The Milkman (voice)

Neil Kaplan

Club Owner (voice)

Cree Summer

The Merchant (voice)

Adam West

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

Brandon Scott

Alex (voice)

Fiona Shaw

Hedwin (voice)

Vince Gilligan

Axalon (voice)

Alex Kingston

Vlurgen (voice)

Mark Hamill

Adam Tom-Kat Badawy (voice)

Olivia Holt

Amber Briggs (voice)

Beau Bridges

Sheriff Scaley Briggs (voice)

Sean Astin

Blaze (voice)

Blake Anderson

Hogarth (voice)

Curtis Armstrong

Super Amazing Bouncy Ball (voice)

James Hong

Windmill Monster (voice)

Elizabeth Henstridge

Princess Argelbleccht Blunkenthorthph (voice)

Yvette Nicole Brown

Boat Maria (voice)

Sonequa Martin-Green

Pirate Maria (voice)

Henry Winkler

The Snowman (voice)

Diana Rigg

Mayor Pink Panda (voice)

Jeff Ross

Sonny (voice)

Marc Maron

Piv (voice)

Lauren Lapkus

Matilda (voice)

Tress MacNeille

General Talon (voice)