Juniper Lee

Lara Jill Miller

Juniper Lee (voice)

Kath Soucie

Ray Ray Lee (voice)

Carlos Alazraqui

Monroe (voice)

Candi Milo

Ophelia Ramírez (voice)

Colleen O'Shaughnessey

Jody Irwin (voice)

Tara Strong

Roger Radcliffe (voice)

Amy Hill

Ah Mah (voice)

Dee Bradley Baker

Gus / Pilot #1 / Vortek (voice)

Alexander Polinsky

Dennis Lee (voice)

S. Scott Bullock

Thor (voice)

Phil LaMarr

Marcus (voice)

Jeff Bennett

Loki / Cletus / News Announcer (voice) (as Jeff Glen Bennett)

Daran Norris

Jean Claude (voice)

Billy West

Terry / Pilot #2 (voice)

Rob Paulsen

Big Jock / Duke / Leonard the Goblin (voice)

Susan Silo

Auntie Roon / Euro Trash #5 / Euro Trash #6 (voice)

Clancy Brown

Nester (voice)

Martin Jarvis

William / Bartok (voice)

Jessica Walter

Demoness / Cordoth's Daughter (voice)

Pete Sepenuk

Roger Viking / Demon / Male Barista (voice)

Rip Taylor

Horrifying Monster (voice)

Adam Wylie

Deputy Minion / Zombie #1 (voice)

Dan Finnerty

Singer (voice)

Maurice LaMarche

Dimitri the Terrible / Scotty (voice)

Jane Lynch

Madame Rothchild (voice)

Cynthia Songé

Guy / Monster Human Child #2 (voice)

James Hong

Uncle Eddie (voice)

Gwendoline Yeo

Cousin Lisa / Aunt Lily (voice)

Debi Derryberry

Chorus (voice)

Jess Harnell

Chorus (voice)

James Sie

Kellington / Kai Yee (voice)

Pat Musick

Eloise (voice)

Scotch Ellis Loring

Ophelia Viking / Vendor / Mall Manager #2 (voice)