She had the lead role in the 2004 romantic melodrama The Letter: Jod Mai Rak.

Thongprasom is the daughter of a Thai mother and a Swedish father.

She started her career when she was 13 years old, starring in a music video.

Her biggest role was in The Letter: Jod Mai Rak, which earned more than 50 million baht.

Thongprasom came into the entertainment business after being invited to test in a music video by a friend of her mother who was working as a makeup designer for RS Promotion.