His debut film role was in
Kaew (แก้ว) by director Piak Poster, which immediately made him one of the more popular actors of the time. His other works include a comedy
Khai Luk Kheuy (ไข่ลูกเขย),
Khun Pu Su Sa, Khun Ya Sexy (คุณปู่ซู่ซ่า คุณย่าเซ็กซี่). After many years of performing on stage, television dramas, special performance and films which can be counted more than 300, Hiranyasap took a break from the entertainment industry, and ventured in the business world. Recently, he has returned to Thai television series. Hiranyasap's come-back performance was in a Thai comedy film
Pan Rock Na Yon (
Rock Never Die), about a popular 1970s rock band returning to stage in the year 2004. Hiranyasap regularly appears in Thai
television dramas or
lakorn and in many special events and performances. In 2006, he co-starred in
Invisible Waves, directed by
Pen-Ek Ratanaruang. In this Thai-Japanese-Korean film production, in which he portrayed Wiwat. == Personal life ==