Ratas, ratones, rateros (Spanish: "Rats, Mice, Petty Thieves") is a 1999 Ecuadorian film directed by Sebastián Cordero and starring Carlos Valencia and Marco Bustos. It was shown at the 1999 Bogotá Film Festival but did not receive a wide release until 2001. It was nominated for Best Film of the Year in 2001 by the Spanish Goya Awards. It was described as the first Ecuadorian film with international-standard production values.

The plot follows the life of Salvador (Bustos), a young petty thief from Quito, after he is visited by his cousin Ángel (Valencia), an ex-convict with a bounty on his head.