birth_place othername birth_date yearsactive birthname article_title occupation
quezon city , metro manila , philippines rainier , rain , buboy , rj 21 october 1985 2004 - present rainier joseph diaz castillo rainier castillo
 actor , dancer , singer , model , endorser
rainier castillo

rainier joseph diaz castillo , better known simply as rainier castillo -lrb- born october 21 , 1985 in quezon city , philippines -rrb- , is a filipino actor , singer , model , and dancer .
his father lives in winnipeg , manitoba , canada .
he is known for his `` killer smile '' and one-trick pony of identified with his f4 hairstyle of jerry yan .
he made it as one of the final four in the first season of `` starstruck '' , though he eventually lost the title of ultimate starstruck male survivor to mark herras .
he is a former star of gma network .
he is now a kapatid of tv5
