Mark Fischbach as Mark

Jordan Bradley as Captain

Lio Tipton as Lady

Steve Taylor as Computer (voice)

Rosanna Pansino as Professor Beauregard

Morgan Calhoun as Bandit

Arin Hanson as Narrator (voice)

Mick Lauer as Gunther B. Gunnerson / Detective

Pamela Horton as Celcionna F. Kelvina

Robert Muyskens as Burt

Wade Barnes as Wug / Wubba

Matthew Patrick as Mack

Holt Boggs as Shuttle Pilot

Linda Bradshaw as Dorene L. Whitacre

Ethan Nestor as Agent Crank / Wormhole

Tyler Scheid as Agent Smiles

Brian Wecht as Ninja Crew

Dan Avidan as Sexy Crew

Robert Rexx as Diner Staff

Baldermort as Invincible Tower

Michael Gregory as Bam Bam

Andrew Rose Gregory as Sparkles McGhee

Evan Gregory as Cue Tip

Mo Alfy as Joe / Murder Victim

Sara Burke as Widow / Window Guard

Carlos Pena as Crew 1

Roderick Loving as Crew 2

Jason C Campbell as Crew 3

Judy Lee as Crew 4

Sophia Tinsley as Crew 5

Reggie Lussier as Crew 6

Kai Woodley as Crew 7

Gabriel Leite as Crew 8

Amani Alexander as Crew 9

Adam Weightman as Crew 10

Imane Anys as Cryo Computer (voice)