Filipino cinema and television actor, singer, and songwriter. He is the uncle of young actor John Manalo. He first appeared on television in 1996. He became popular for roles in the drama series Esperanza with his long former on-and-off screen partner Angelika dela Cruz, and the teen horror film Oka Tokat. Rosales' breakout role was in Pangako Sa 'Yo with Kristine Hermosa.