Snow Dogs;
Men in Black II (with a charming Pug);
Babe II (Babe goes to the city), Babe I is also good.
A dog named Heck (Hector. Or the Dogcatcher), very moving;
Spot (with a Boxer);
My Dog Skip (with a Jack Russel Terrier);
Rin-Tin-Tin (unforgetable);
Comissar Rex (an Austrian TV Show with a German Shepherd as a police detective);
Wolfblood (a wolf and dog mix, very moving).
Lassie and other were already remembered.
On Silvester eve i watched on TNT the Wizzard of Oz and payed attention to the little dog.