Sabuesos (TV series)

Max is a Jack Russell dog genetically modified for criminal purposes so he is able to talk. Running away from the criminals whom he is working he is wounded and saved by detective trying-to-be Alberto, who is fired and looking for a home. They end in Marta's home -Alberto's sister in law- who lives with her two children. Thanks to them all Alberto finally manages to be a detective and establishes with Max their detective agency: Sabuesos. - IMDb