Born in
Buenos Aires, Castro started his career with
Club Atlético Tigre in 2011. He made his professional debut for the club on 30 March 2015 against
Defensa y Justicia. He started the match and played 75 minutes as the match ended 0–0. Castro scored his first goals on 7 March 2016, scoring a hattrick against
Atlético Tucumán. His hattrick helped Tigre win 5–0. ==Career statistics==