Dog Tishka - mongrel dog, which was taken in the Lost and Found. Cheerful and naughty dog.
Magpie Natalia - the only antagonist, a thief. In the third film she stole: glasses, "thirteen essentials" and the Tishka's medal, signing "the best magpie of the district". The name gets only at the very end.
Stepanych - phlegmatic parrot, which becomes the adoptive father of crocodiles. Hates the phone, in the Lost and Found office, which constantly calls. He threatens to even break it.
Grandpa - Head of Lost and Found. Wears glasses.