- Stimpy as Thomas
- Muddy Mudskipper as Edward
- Announcer Salesman as Henry
- Fire Chief as Gordon
- Ren as James
- Sven as Percy
- Mr Pipe as Toby
- Abner as Duck
- Mr Horse as Donald/Douglas
- Ewalt as Oliver
- Haggis MacHaggis as Diesel
- Waffle Women as Daisy
- Chicken as Emily
- Mrs Pipe as Mavis
- Powdertoast Man as Harvey
- Kowalski as Bulgy
- Old Man Hunger as Spencer
- Wilbur Cobb as Flynn
- George Liquor as Sir Topham Hatt
- Ren's Anger as Mike
- Ren's Fear as Rex
- Ren's Ignorance as Bert
- and more