Mark Fischbach as Mark

Rosanna Pansino as Professor Beauregard

Matthew Patrick as Hermit

Chance Morris as Ed

Gavin Free as Security Guard 1

Dan Gruchy as Security Guard 2

Robert Muyskens as Security Guard 3 / Bob / Bubba

Wade Barnes as Security Guard 4 / Wade / Wubba

Mick Lauer as Warden

Michael Gregory as Bam Bam

Andrew Rose Gregory as Sparkles McGhee

Jason C Campbell as Jimmy the Pickle / Pirate Goon

Ethan Nestor as Zombie

Tyler Scheid as Zombie

Holt Boggs as Prison Guard

Robert Rexx as Prison Staff

Lori Z. Cordova as Prison Processing Guard

Mo Alfy as Burning Truck Driver

Iba Thiam as Guide

Kathryn Knutsen as The Producer

Arin Hanson as Alien 1 (voice)

Dan Avidan as Alien 2 (voice)

Allison Feldstein as The Fairy (voice)

Mike Lamond as Radio Broadcast (voice)

Jason Harkins as Tunnel Voice (voice)

Amani Alexander as Prisoner / Pirate

Reggie Lussier as Prisoner / Pirate

Carlos Pena as Prisoner / Pirate

Paul Klemm as Prisoner

Roderick Loving as Prisoner

Jason Reyes as Prisoner

Paula Soloff as Prisoner

Sophia Tinsley as Prisoner

Drew Law as Zombie

Christina Richardson as Zombie

Mike Anderson as "You" Hands and Arms

Evan Bilda as "You" Hands and Arms

Eryn Brooke as "You" Hands and Arms

Addysen Carnahan as "You" Hands and Arms

Anna Fugate-Downs as "You" Hands and Arms

Peder Gilham as "You" Hands and Arms

Jeff Guerrero as "You" Hands and Arms

Will Hyde as "You" Hands and Arms

Karlo Montano as "You" Hands and Arms

Amy Nelson as "You" Hands and Arms

André Ouellette as "You" Hands and Arms

Kamrin Pester as "You" Hands and Arms

Philip Roy as "You" Hands and Arms

Ivan Salazar as "You" Hands and Arms