Heroes of the Lands is the Tv/Thomas parody series' forth feature film.
- Pingu (from Pingu) as Thomas
- Luigi (from Mario) as Edward
- Bill (from King of the Hill) as Henry
- Garfield (from Garfield and Friends) as Gordon
- Bart (from The Simpsons) as James
- Yoshi (from Mario) as Percy
- Grampus (from TUGS) as Toby
- Pingi (from Pingu) as Emily
- Mario (from Mario) as The Fat Controller
- Droopy (from Tom & Jerry & The Tex Avery Show) as Hiro
- Sonic (from Sonic) as Victor
- Roy (from Garfield/US Acres) as Kevin
- Aloysius (from Garfield/US Acres) as Spencer
Pingu discovers an old Japanese dog named Droopy and sets out to restore him to his former glory with the help of Roy, Sonic and the rest of the TV characters, while keeping their secret from Aloysius.