[1] He is one of the most prolific percussionists of all time, appearing on hundreds of albums, including those by the Red Hot Chili Peppers, Adele, Maroon 5, U2, Earth, Wind & Fire, and the Rolling Stones, among others.

[2] After graduating high school and playing in local bands around New York City, he was discovered by singer Melissa Manchester at age 19 and went on tour as her percussionist.

[3] Castro later moved to Los Angeles with Manchester where he was introduced to producer Richard Perry.

Perry had him play for Diana Ross on her album Baby It's Me where Castro met session drummer Jeff Porcaro.

[5] Among his contributions to the band was for their hit single "Africa", where he played the ethnic percussion heard on the track.