Cast[]
- Perfect Peter as Finn
- Fluffy the Cat as Jake
- Gorgeous Gurinder as Princess Bubblegum
- Fluttershy (from My Little Pony) as Lady Rainicorn
- Horrid Henry as The Ice King
- Moody Margaret as Marceline
- Demon Dinner Lady as Lumpy Space Princess
- Tidy Ted as BMO
- Caring Cris as Tree Trunks
- Pimply Paul as Lemongrab
- Fang as Gunter
- Moody Margaret's Dad as Hunson Abadeer
- Sour Susan as Keila
- Aerobic Al as Guy
- Beefy Bert as Bongo
- Lazy Linda as The Flame Princess