- Kyle A. Carrozza
- Â Announcer / ... 91 episodes, 2015-2018
- Grey Griffin
- Â Vambre / ... 91 episodes, 2015-2018
- Eric Bauza
- Â King Rexxtopher / ... 40 episodes, 2015-2018
- Lindsay Smith
- Â Witchy Simone / ... 28 episodes, 2016-2018
- Mr. Lawrence
- Â Ralphio / ... 27 episodes, 2016-2018
- Arin Hanson
- Â Gateaux / ... 24 episodes, 2016-2018
- The Great Luke Ski
- Â Skullivan / ... 23 episodes, 2016-2018
- Phil LaMarr
- Â Noville / ... 18 episodes, 2016-2018
- Candi Milo
- Â Vambre's Brain / ... 16 episodes, 2016-2018
- Mary Faber
- Â Morbidia / ... 15 episodes, 2016-2018
- Hal Lublin
- Â Omnibus / ... 13 episodes, 2016-2018
- Bill Kopp
- Â Man Fish / ... 10 episodes, 2016-2018
- Renie Rivas
- Â Scarriet / ... 9 episodes, 2017-2018
- Townsend Coleman
- Â Neddy the Mallet / ... 8 episodes, 2016-2018
- Rikki Simons
- Â Borfl / ... 7 episodes, 2017-2018
- Ken Mitchroney
- Â Mr. Pachydermus / ... 7 episodes, 2016-2018
- Renee Albert
- Â Kablammica / ... 7 episodes, 2016-2018
- Dana Gould
- Â Norman / ... 7 episodes, 2016-2018
- Kyle Massey
- Â Mr. Spoony / ... 6 episodes, 2016-2018
- Jim Cummings
- Â Buford / ... 6 episodes, 2016-2017
- Bonnie Gordon
- Â Darlin' Narwhal Magisword / ... 5 episodes, 2017-2018
- Jess Harnell
- Â Bag Puppets / ... 5 episodes, 2016-2017
- Rider Strong
- Â Familiar / ... 4 episodes, 2017-2018
- Rob Paulsen
- Â Professor Cyrus / ... 4 episodes, 2017
- Dave Allen
- Â Frostferatu / ... 4 episodes, 2017-2018
- Erica Luttrell
- Â Glori / ... 3 episodes, 2016-2017
- Kate Micucci
- Â Baby / ... 3 episodes, 2016-2018
- Victor Courtright
- Â Mr. Flummocks / ... 3 episodes, 2017-2018
- Gabby Sanalitro
- Â Auto Style Magisword / ... 2 episodes, 2017
- Greg Cipes
- Â Evil Tree 6 / ... 2 episodes, 2018
- Tom Kenny
- Â Taunting Jester Magisword 2 episodes, 2016-2017
- Michaela Dietz
- Â Danelda 2 episodes, 2017-2018
- Eddie Pepitone
- Â Debizz 2 episodes, 2017-2018
- Paul Schrier
- Â Flonk / ... 2 episodes, 2017-2018
- Johnny Yong Bosch
- Â Broccoli Punch / ... 2 episodes, 2017-2018
- Mark Fite
- Â Blue Trollblin / ... 2 episodes, 2017-2018
- Dave Coulier
- Â Murray Williams / ... 2 episodes, 2017-2018
- Pete Holmes
- Â Teri / ... 2 episodes, 2016-2017
- Jack McBrayer
- Â Snax / ... 2 episodes, 2016-2017
- Haley Mancini
- Â Aurora the Sorceress / ... 2 episodes, 2017-2018
- Robbie Rist
- Â Frankie Jupiter 2 episodes, 2017
- Roz Ryan
- Â Steel Magnolia 1 episode, 2018
- Dan Avidan
- Â Dan 1 episode, 2018
- Paget Brewster
- Â Veronica Victorious 1 episode, 2018
- Jinkx Monsoon
- Â Hairmosa 1 episode, 2018
- Mike Quinn
- Â Agnes Packard 1 episode, 2018
- Ian Jones-Quartey
- Â Radicles 1 episode, 2018
- Lauren Tom
- Â Toni Sento 1 episode, 2018
- Gilbert Gottfried
- Â Prohyas' Stomach 1 episode, 2016
- Judy Tenuta
- Â Queen Porcina 1 episode, 2016
- Brian Posehn
- Â Logan / ... 1 episode, 2017
- Jeff Bennett
- Â Sir Grimmsibald Femursworth 1 episode, 2017
- Fred Stoller
- Â Bobbipher / ... 1 episode, 2017
- 'Weird Al' Yankovic
- Â Papa Kotassian 1 episode, 2017
- Maria Bamford
- Â Tara Byte 11.0 1 episode, 2017
- Micky Dolenz
- Â Wendell the Love Grub 1 episode, 2017
- Billy West
- Â Herman / ... 1 episode, 2018
- Richard Steven Horvitz
- Â Ghosthopper / ... 1 episode, 2018