Jason Castro - Houston Astros Catcher - ESPN
Houston Astros: Catcher Jason Castro announces retirement
Forever Astro Jason Castro Shuts Up Red Sox Nation, Pushing
Jason Castro - Ethnicity of Celebs
Jason Castro discusses retirement
Terrerobytes: Notes from notes from SoxFest - South Side Sox
Jason Castro changes number in honor of Tim Salmon
Sources: Astros reach agreement with catcher Jason Castro
Jason Castro reportedly has multiple three-year offers - NBC Sports