Jon Goiri as Azulín (voice)

Jaione Insausti as Gordi (voice)

Ramón Barea as Narrador (voice)

Txema Regalado as Padre (voice)

Manu Heras as Sargento Caricias / Papá (voice)

Gaizka Soria as Coco (voice)

Iker Diaz as Achuchones (voice)

Estívaliz Lizárraga as Pandi (voice)

Pedro Arrieta as Blackie (voice)

Alberto Vázquez as Sonrisas (voice)

Rosa María Romay as Gemelos Mimosín (voice)

Antón Palomar as Peludito (voice)

Alberto Escobal García as Grimaldo (voice)

Kepa Cueto as Coronel Otto (voice)

Juan Carlos Loriz as Comandante Fluffy (voice)

Eduardo Gorriño as Capitán Hocicos (voice)

Josu Varela as Cabo Pompón (voice)

Álvaro Sánchez as Cocinero (voice)

Maribel Legarreta as Judith / Azulín niño (voice)

Itxaso Quintana as María (voice)

Eba Ojanguren as Ratoncito / Laura (voice)

Pilar Ferrero as Mamá / Carmen (voice)

Fátima Casado as Ruth (voice)