Tad, the Lost Explorer (Spanish: Las aventuras de Tadeo Jones) is a 2012 Spanish 3D computer-animated adventure comedy film directed by Enrique Gato. The film is a spinoff of Gato's 2004 short film, Tadeo Jones and its sequel Tadeo Jones and the Basement of Doom, and while technically based on the shorts, the film was mainly adapted from the Spanish graphic novel Tadeo and the Secret of the Toactlum, illustrated and co-written by Juan López Fernández (Jan) and written by Javier Barreira, Gorka Magallón, and Enrique Gato. The film was adapted and written by Javier Barreira, Gorka Magallón, Ignacio del Moral, Jordi Gasull and Neil Landau. The film's music was composed by Zacarías M. de la Riva. The English cast features the voices of Kerry Shale, Ariel Winter, Bruce Mackinnon, Mac McDonald,