Simon Petrikov

Audrey Bennett

Young Marceline / Astrid (voice)

Hynden Walch

Princess Bubblegum / Child Wizard / Tourist #3 (voice)

Jeff Bennett

Evil Choose Goose (voice)

Jeremy Shada

Finn (voice)

Olivia Olson

Marceline / Celine (voice)

Dan Mintz

TV (voice)

Dee Bradley Baker

Mudskipper / Bear / Goo Zombies (voice)

Phil LaMarr

Goo Zombies / Dog Tourist / Tourist #4 (voice)

Erica Mendez

Skater Fairies (voice)

Cristina Valenzuela

Skater Fairies (voice)

Jack Pendarvis

Dirt Beer Guy (voice)