Season 1

Kieran Culkin

Peter (voice)

4 episodes

Nikki Rapp

Alex

4 episodes

Horatio Sanz

Allistair,Knight #1, Gorgeous, Mud Dad

4 episodes

Peter Serafinowicz

Frederick, Announcer,Demonic Hare

4 episodes

Nonso Anozie

Demonic Hare, Gregor

4 episodes

Fred Armisen

Gavin, Brody

4 episodes

Julian Barratt

Harold the Guard, Ace

4 episodes

Jermaine Fowler

Demarcus

4 episodes

Ellie Kemper

Mudria

4 episodes

Ken Marino

Snake

4 episodes

Alfred Molina

Rupert, Neil

4 episodes

Jordi Mollà

King Diego Belafonte

4 episodes

Christopher Corey Smith

Knight #2

4 episodes

Jon Daly

King Rufus (voice)

4 episodes

Wendi McLendon-Covey

Queen Eleanor (voice)

4 episodes

Jeremy Redleaf

Peter (voice)

4 episodes

Gillian Jacobs

Rosalind, Katherine (voice)

4 episodes

Cole Sanchez

Director

4 episodes

Sean Szeles

Director

4 episodes

Shion Takeuchi

Story

4 episodes

Sean Szeles

Story, Writer, Storyboard

4 episodes

Cole Sanchez

Writer, Storyboard

4 episodes

Calvin Wong

Writer, Storyboard

2 episodes

Sean Szeles

Creator

4 episodes

Scot Blackwell Stafford

Music

4 episodes

Sean Szeles

Music

4 episodes