After winning in StarStruck in 2003, Herras enlisted Lolit Solis as his talent manager. Herras' dancing skills were showcased thru numerous out-of-town shows around the Philippines and in the Sunday musical variety show SOP Rules. He also ventured into acting where he and fellow StarStruck winner Jennylyn Mercado teamed up in various GMA shows. Regal Films also cashed in on their love team by having them cast in the film So Happy Together which have them co-starred with fellow StarStruck alumni Yasmien Kurdi and Ranier Castillo; and lead stars Eric Quizon and Kris Aquino. The film was successful at the box-office as it landed third in the list, behind ' and '. In 2007, he and Jennylyn went solo in their respective careers. He later on became part of Mga Mata ni Anghelita on primetime before making a guest appearance in La Vendetta which was topbilled by Mercado. In 2010, he was seen in a drama series on GMA Telebabad, Diva partnering with Alynna Asistio as her love team. He also worked along with other stars like Regine Velasquez, Glaiza de Castro, Mark Anthony Fernandez and Jaya. The same year, he became part of the newest GMA variety show, Party Pilipinas which replaces the defunct SOP Rules. Herras became part of a GMA Telebabad Langit sa Piling Mo with his new on-screen partner for the first time in his career, Heart Evangelista; and hosted a reality talent show, Danz Showdown, with former Sex Bomb Dancer Izzy Trazona as his co-host. He is recently a challenger together with his co-love team Alynna Asistio in the GMA 7 Christmas Reality Show, , the very 1st Christmas Reality Show on Philippine TV. Later in 2011, Herras went back on Telebabad via the first Dance Teleserye, Time of My Life, with his newest leading lady Kris Bernal. The show premiered in August on Channel 7 in GMA Primetime Drama Series in Telebabad block. In 2012, Herras returned to afternoon drama series via Hiram na Puso, with returning partner co-former Starstruck alumni Kris Bernal, and on Telebabad, Luna Blanca, with his on-screen partner Heart Evangelista, Herras and Evangelista reunited again for their work for the second time since their last Telebabad was Langit sa Piling Mo in 2010. On the big screen, he played a small but important offbeat role in Viva Films' Hitman, directed by Cesar Montano. It was his first and only action film role. On television, he reunited once more with Jennylyn Mercado and Yasmien Kurdi in Rhodora X which became one of GMA's opening salvo for Telebabad in 2014. In 2015, Herras changed course in his acting career when he started accepting support roles. He and Kris Bernal reunited as siblings in Little Nanay opposite Nora Aunor. In 2018, he and Jennylyn Mercado reunited for the action seriesThe Cure.
