<P> The series, which aired for five seasons, consisting of 75 episodes, premiered at 8: 00 p.m. on Tuesday, September 6, 2005 and concluded on Friday, May 13, 2011 . The show aired in reruns on "Nick on CBS" for 1 year from September 17, 2005, to September 9, 2006 . </P> <P> The series received favorable reviews from critics and garnered particular acclaim for its portrayal of a bilingual Latino lead character, earning a total of four NAACP Image Award nominations for "Outstanding Children's Program" from 2008--2012, as well as earning Imagen Award and Young Artist Award nominations for Jake T. Austin for his role as the voice of Diego . </P> <P> The show features an eight - year - old Latino boy named Diego (voiced by Jake T. Austin, seasons 1--3; Matt Hunter, season 4; Brandon Zambrano, season 5) who rescues animals around the world . His cousin is Dora (Kathleen Herles) from Dora the Explorer, as revealed in multiple shows, usually without Boots by her side . Diego was first introduced in an episode of Dora the Explorer entitled "Meet Diego!" (originally voiced by brothers Andres and Felipe Dieppa). Diego has a jaguar companion named Baby Jaguar (voiced by Thomas Sharkey) who assists him in rescuing the animals . Baby Jaguar also appears in Dora the Explorer but inconsistently; on Go, Diego, Go! he takes a more active role, which includes being able to speak . </P> <P> Diego is Dora's cousin; Dora appears in some episodes in the series, usually without Boots . Diego's older sister, Alicia (voiced by Constanza Sperakis; Serena Kerrigan; Gabrielle Aisenberg), is a computer whiz and also bilingual; she directs the animal rescue calls that come into the center . She also assists Diego in helping the animals they love . Alicia is responsible and kind - hearted and always kind to her little brother . </P>

Who does the voice of diego in go diego go