Cast[]
- Marge Simpson as Thomas
- Gia Moran as Lady
- Kimberly Hart as Mavis
- Emma Goodall as Belle (Emma and Belle are both blue)
- Trini Kwan as Flora (Trini and Flora are both yellow)
- Ling Xiaoyu as Madge
- Aisha Campbell as Rosie
- Emily (Samurai) as Isobella
- Sora as Annie
- Mimi as Clarabel
- TJ Johnson as Caroline
- Juri as Elizabeth
- Tanya Sloan as Old Slow Coach
- Sigma as Diesel 10
- Grandpa Dave as Henry
- Rita Repulsa as Spencer
- Devil Kazuya as George
- Craig Marduk as Toby
- Jun Kazama as Flynn
- Stan Smith as Gordon
- Bart Simpson as James
- Tommy Oliver as Percy