Pendleton Ward Princess Monster Wife, Lumpy Space Princess Creator, Guest Voice Jeremy Shada Finn Voice John DiMaggio Jake Voice Hynden Walch Princess Bubblegum Voice Tom Kenny The Ice King Voice Steve Little Princess Monster Wife, Turtle Princess, Peppermint Butler Guest Voice Maria Bamford Wildberry Princess, Skeleton Princess, Hot Dog Princess Guest Voice Wendy Linehan Goliad Guest Voice Henry Linehan Stormo Guest Voice Jill Talley Candy Nanny Guest Voice Fred Seibert Executive Producer Kelly Crews Producer Larry Leichliter Director Somvilay Xayaphone Writer Bert Youn Writer Tom Herpich Writer Skyler Page Writer